diff --git a/Cargo.lock b/Cargo.lock
index 7ff4ddaa..24f7f3b3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -170,15 +170,6 @@ dependencies = [
  "version_check",
 ]
 
-[[package]]
-name = "aho-corasick"
-version = "0.7.20"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "aho-corasick"
 version = "1.0.2"
@@ -269,9 +260,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.71"
+version = "1.0.72"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c7d0618f0e0b7e8ff11427422b64564d5fb0be1940354bfe2e0529b18a9d9b8"
+checksum = "3b13c32d80ecc7ab747b80c3784bce54ee8a7a0cc4fbda9bf4cda2cf6fe90854"
 
 [[package]]
 name = "approx"
@@ -439,7 +430,7 @@ checksum = "0e97ce7de6cf12de5d7226c73f5ba9811622f4db3a5b91b55c53e987e5f91cba"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -450,7 +441,7 @@ checksum = "a564d521dd56509c4c47480d00b80ee55f7e385ae48db5744c67ad50c92d2ebf"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -597,7 +588,7 @@ dependencies = [
  "regex",
  "rustc-hash",
  "shlex",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -751,6 +742,17 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "771fe0050b883fcc3ea2359b1a96bcfbc090b7116eae7c3c512c7a083fdf23d3"
 
+[[package]]
+name = "bstr"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba3569f383e8f1598449f1a423e72e99569137b47740b1da11ef19af3d5c3223"
+dependencies = [
+ "lazy_static",
+ "memchr",
+ "regex-automata 0.1.10",
+]
+
 [[package]]
 name = "bstr"
 version = "1.6.0"
@@ -819,18 +821,18 @@ dependencies = [
 
 [[package]]
 name = "camino"
-version = "1.1.4"
+version = "1.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c530edf18f37068ac2d977409ed5cd50d53d73bc653c7647b48eb78976ac9ae2"
+checksum = "c59e92b5a388f549b863a7bea62612c09f24c8393560709a54558a9abdfb3b9c"
 dependencies = [
  "serde",
 ]
 
 [[package]]
 name = "cargo-platform"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbdb825da8a5df079a43676dbe042702f1707b1109f713a01420fbb4cc71fa27"
+checksum = "2cfa25e60aea747ec7e1124f238816749faa93759c6ff5b31f1ccdda137f4479"
 dependencies = [
  "serde",
 ]
@@ -843,7 +845,7 @@ checksum = "eee4243f1f26fc7a42710e7439c149e2b10b05472f88090acce52632f231a73a"
 dependencies = [
  "camino",
  "cargo-platform",
- "semver 1.0.17",
+ "semver 1.0.18",
  "serde",
  "serde_json",
  "thiserror",
@@ -1002,9 +1004,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.3.11"
+version = "4.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1640e5cc7fb47dbb8338fd471b105e7ed6c3cb2aeb00c2e067127ffd3764a05d"
+checksum = "5b0827b011f6f8ab38590295339817b0d26f344aa4932c3ced71b45b0c54b4a9"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -1013,9 +1015,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.3.11"
+version = "4.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98c59138d527eeaf9b53f35a77fcc1fad9d883116070c63d5de1c7dc7b00c72b"
+checksum = "9441b403be87be858db6a23edb493e7f694761acdc3343d5a0fcaafd304cbc9e"
 dependencies = [
  "anstream",
  "anstyle",
@@ -1025,14 +1027,14 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.3.2"
+version = "4.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8cd2b2a819ad6eec39e8f1d6b53001af1e5469f8c177579cdaeb313115b825f"
+checksum = "54a9bb5758fc5dfe728d1019941681eccaf0cf8a4189b692a0ee2f2ecf90a050"
 dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -1723,7 +1725,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -2014,9 +2016,9 @@ dependencies = [
 
 [[package]]
 name = "cxx"
-version = "1.0.100"
+version = "1.0.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e928d50d5858b744d1ea920b790641129c347a770d1530c3a85b77705a5ee031"
+checksum = "5032837c1384de3708043de9d4e97bb91290faca6c16529a28aa340592a78166"
 dependencies = [
  "cc",
  "cxxbridge-flags",
@@ -2026,9 +2028,9 @@ dependencies = [
 
 [[package]]
 name = "cxx-build"
-version = "1.0.100"
+version = "1.0.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8332ba63f8a8040ca479de693150129067304a3496674477fff6d0c372cc34ae"
+checksum = "51368b3d0dbf356e10fcbfd455a038503a105ee556f7ee79b6bb8c53a7247456"
 dependencies = [
  "cc",
  "codespan-reporting",
@@ -2036,24 +2038,24 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scratch",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
 name = "cxxbridge-flags"
-version = "1.0.100"
+version = "1.0.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5966a5a87b6e9bb342f5fab7170a93c77096efe199872afffc4b477cfeb86957"
+checksum = "0d9062157072e4aafc8e56ceaf8325ce850c5ae37578c852a0d4de2cecdded13"
 
 [[package]]
 name = "cxxbridge-macro"
-version = "1.0.100"
+version = "1.0.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81b2dab6991c7ab1572fea8cb049db819b1aeea1e2dac74c0869f244d9f21a7c"
+checksum = "cf01e8a540f5a4e0f284595834f81cf88572f244b768f051724537afa99a2545"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -2317,7 +2319,7 @@ checksum = "487585f4d0c6655fe74905e2504d8ad6908e4db67f744eb140876906c2f3175d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -2334,9 +2336,9 @@ checksum = "9ea835d29036a4087793836fa931b08837ad5e957da9e23886b29586fb9b6650"
 
 [[package]]
 name = "dtoa"
-version = "1.0.8"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "519b83cd10f5f6e969625a409f735182bea5558cd8b64c655806ceaae36f1999"
+checksum = "dcbb2bf8e87535c23f7a8a321e364ce21462d0ff10cb6407820e8e96dfff6653"
 
 [[package]]
 name = "dyn-clonable"
@@ -2361,9 +2363,9 @@ dependencies = [
 
 [[package]]
 name = "dyn-clone"
-version = "1.0.11"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68b0cf012f1230e43cd00ebb729c6bb58707ecfa8ad08b52ef3a4ccd2697fc30"
+checksum = "304e6508efa593091e97a9abbc10f90aa7ca635b6d2784feff3c89d41dd12272"
 
 [[package]]
 name = "ecdsa"
@@ -2470,7 +2472,7 @@ dependencies = [
  "group 0.13.0",
  "pkcs8 0.10.2",
  "rand_core 0.6.4",
- "sec1 0.7.2",
+ "sec1 0.7.3",
  "subtle",
  "zeroize",
 ]
@@ -2510,7 +2512,7 @@ checksum = "5e9a1f9f7d83e59740248a6e14ecf93929ade55027844dfcea78beafccc15745"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -2521,7 +2523,7 @@ checksum = "c9838a970f5de399d3070ae1739e131986b2f5dcc223c7423ca0927e3a878522"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -2748,7 +2750,7 @@ dependencies = [
  "fs-err",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -2800,7 +2802,7 @@ dependencies = [
 [[package]]
 name = "fc-cli"
 version = "1.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "clap",
  "ethereum-types",
@@ -2818,7 +2820,7 @@ dependencies = [
 [[package]]
 name = "fc-consensus"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "async-trait",
  "fp-consensus",
@@ -2834,7 +2836,7 @@ dependencies = [
 [[package]]
 name = "fc-db"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "async-trait",
  "fp-storage",
@@ -2854,7 +2856,7 @@ dependencies = [
 [[package]]
 name = "fc-mapping-sync"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "fc-db",
  "fc-storage",
@@ -2875,7 +2877,7 @@ dependencies = [
 [[package]]
 name = "fc-rpc"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "ethereum",
  "ethereum-types",
@@ -2925,7 +2927,7 @@ dependencies = [
 [[package]]
 name = "fc-rpc-core"
 version = "1.1.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "ethereum",
  "ethereum-types",
@@ -2938,7 +2940,7 @@ dependencies = [
 [[package]]
 name = "fc-storage"
 version = "1.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "ethereum",
  "ethereum-types",
@@ -3090,7 +3092,7 @@ dependencies = [
 [[package]]
 name = "fp-account"
 version = "1.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "hex",
  "impl-serde",
@@ -3109,7 +3111,7 @@ dependencies = [
 [[package]]
 name = "fp-consensus"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "ethereum",
  "parity-scale-codec",
@@ -3121,7 +3123,7 @@ dependencies = [
 [[package]]
 name = "fp-dynamic-fee"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "async-trait",
  "sp-core",
@@ -3131,13 +3133,13 @@ dependencies = [
 [[package]]
 name = "fp-ethereum"
 version = "1.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "ethereum",
  "ethereum-types",
  "fp-evm",
  "frame-support",
- "num_enum",
+ "num_enum 0.6.1",
  "parity-scale-codec",
  "sp-std",
 ]
@@ -3145,7 +3147,7 @@ dependencies = [
 [[package]]
 name = "fp-evm"
 version = "3.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "evm",
  "frame-support",
@@ -3160,7 +3162,7 @@ dependencies = [
 [[package]]
 name = "fp-rpc"
 version = "3.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "ethereum",
  "ethereum-types",
@@ -3177,7 +3179,7 @@ dependencies = [
 [[package]]
 name = "fp-self-contained"
 version = "1.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "frame-support",
  "parity-scale-codec",
@@ -3189,7 +3191,7 @@ dependencies = [
 [[package]]
 name = "fp-storage"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "parity-scale-codec",
  "serde",
@@ -3281,7 +3283,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -3398,7 +3400,7 @@ dependencies = [
  "proc-macro-warning",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -3410,7 +3412,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -3420,7 +3422,7 @@ source = "git+https://github.com/paritytech/substrate?branch=polkadot-v0.9.43#5e
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -3500,7 +3502,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2eeb4ed9e12f43b7fa0baae3f9cdda28352770132ef2e09a23760c29cae8bd47"
 dependencies = [
- "rustix 0.38.3",
+ "rustix 0.38.4",
  "windows-sys 0.48.0",
 ]
 
@@ -3582,7 +3584,7 @@ checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -3732,12 +3734,12 @@ checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
 
 [[package]]
 name = "globset"
-version = "0.4.10"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "029d74589adefde59de1a0c4f4732695c32805624aec7b68d91503d4dba79afc"
+checksum = "1391ab1f92ffcc08911957149833e682aa3fe252b9f45f966d2ef972274c97df"
 dependencies = [
- "aho-corasick 0.7.20",
- "bstr",
+ "aho-corasick",
+ "bstr 1.6.0",
  "fnv",
  "log",
  "regex",
@@ -3870,6 +3872,12 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
+[[package]]
+name = "hex-literal"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ebdb29d2ea9ed0083cd8cece49bbd968021bd99b0849edb4a9a7ee0fdf6a4e0"
+
 [[package]]
 name = "hex-literal"
 version = "0.4.1"
@@ -4267,7 +4275,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
 dependencies = [
  "hermit-abi 0.3.2",
- "rustix 0.38.3",
+ "rustix 0.38.4",
  "windows-sys 0.48.0",
 ]
 
@@ -4282,9 +4290,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.8"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62b02a5381cc465bd3041d84623d0fa3b66738b52b8e2fc3bab8ad63ab032f4a"
+checksum = "af150ab688ff2122fcef229be89cb50dd66af9e01a4ff320cc137eecc9bacc38"
 
 [[package]]
 name = "jobserver"
@@ -4484,7 +4492,7 @@ dependencies = [
  "frame-system-benchmarking",
  "frame-system-rpc-runtime-api",
  "frame-try-runtime",
- "hex-literal",
+ "hex-literal 0.4.1",
  "kusama-runtime-constants",
  "log",
  "pallet-authority-discovery",
@@ -5748,9 +5756,9 @@ checksum = "61807f77802ff30975e01f4f071c8ba10c022052f98b3294119f3e615d13e5be"
 
 [[package]]
 name = "num"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43db66d1170d347f9a065114077f7dccb00c1b9478c89384490a3425279a4606"
+checksum = "b05180d69e3da0e530ba2a1dae5110317e49e3b7f3d41be227dc5f92e49ee7af"
 dependencies = [
  "num-bigint",
  "num-complex",
@@ -5842,13 +5850,34 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "num_enum"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f646caf906c20226733ed5b1374287eb97e3c2a5c227ce668c1f2ce20ae57c9"
+dependencies = [
+ "num_enum_derive 0.5.11",
+]
+
 [[package]]
 name = "num_enum"
 version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a015b430d3c108a207fd776d2e2196aaf8b1cf8cf93253e3a097ff3085076a1"
 dependencies = [
- "num_enum_derive",
+ "num_enum_derive 0.6.1",
+]
+
+[[package]]
+name = "num_enum_derive"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcbff9bc912032c62bf65ef1d5aea88983b420f4f839db1e9b0c281a25c9c799"
+dependencies = [
+ "proc-macro-crate",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -5860,7 +5889,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -6146,7 +6175,7 @@ dependencies = [
 [[package]]
 name = "pallet-base-fee"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "fp-evm",
  "frame-support",
@@ -6365,7 +6394,7 @@ dependencies = [
 [[package]]
 name = "pallet-ethereum"
 version = "4.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "ethereum",
  "ethereum-types",
@@ -6388,7 +6417,7 @@ dependencies = [
 [[package]]
 name = "pallet-evm"
 version = "6.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "environmental",
  "evm",
@@ -6398,7 +6427,7 @@ dependencies = [
  "frame-support",
  "frame-system",
  "hex",
- "hex-literal",
+ "hex-literal 0.4.1",
  "impl-trait-for-tuples",
  "log",
  "parity-scale-codec",
@@ -6413,7 +6442,7 @@ dependencies = [
 [[package]]
 name = "pallet-evm-chain-id"
 version = "1.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "frame-support",
  "frame-system",
@@ -6422,27 +6451,37 @@ dependencies = [
 ]
 
 [[package]]
-name = "pallet-evm-precompile-modexp"
+name = "pallet-evm-living-assets-ownership"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
 dependencies = [
  "fp-evm",
- "num",
+ "frame-support",
+ "num_enum 0.5.11",
+ "pallet-evm",
+ "pallet-living-assets-ownership",
+ "parity-scale-codec",
+ "precompile-utils",
+ "precompile-utils-macro",
+ "scale-info",
+ "sp-arithmetic",
+ "sp-core",
+ "sp-runtime",
+ "sp-std",
 ]
 
 [[package]]
-name = "pallet-evm-precompile-sha3fips"
+name = "pallet-evm-precompile-modexp"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "fp-evm",
- "tiny-keccak",
+ "num",
 ]
 
 [[package]]
 name = "pallet-evm-precompile-simple"
 version = "2.0.0-dev"
-source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#adf7117f373b68d4128385ad08c28a9f7c597cd0"
+source = "git+https://github.com/paritytech/frontier?branch=polkadot-v0.9.43#c2605558ad7e23362be1f16c7d2ec3e7d2e658ab"
 dependencies = [
  "fp-evm",
  "ripemd",
@@ -6915,7 +6954,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -7190,7 +7229,7 @@ dependencies = [
  "frame-benchmarking",
  "frame-benchmarking-cli",
  "futures",
- "hex-literal",
+ "hex-literal 0.4.1",
  "jsonrpsee",
  "log",
  "pallet-transaction-payment-rpc",
@@ -7253,7 +7292,7 @@ dependencies = [
  "frame-system-benchmarking",
  "frame-system-rpc-runtime-api",
  "frame-try-runtime",
- "hex-literal",
+ "hex-literal 0.4.1",
  "log",
  "pallet-aura",
  "pallet-authorship",
@@ -7263,8 +7302,8 @@ dependencies = [
  "pallet-ethereum",
  "pallet-evm",
  "pallet-evm-chain-id",
+ "pallet-evm-living-assets-ownership",
  "pallet-evm-precompile-modexp",
- "pallet-evm-precompile-sha3fips",
  "pallet-evm-precompile-simple",
  "pallet-living-assets-ownership",
  "pallet-session",
@@ -7347,9 +7386,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec"
-version = "3.6.3"
+version = "3.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "756d439303e94fae44f288ba881ad29670c65b0c4b0e05674ca81061bb65f2c5"
+checksum = "dd8e946cc0cc711189c0b0249fb8b599cbeeab9784d83c415719368bb8d4ac64"
 dependencies = [
  "arrayvec 0.7.4",
  "bitvec",
@@ -7362,9 +7401,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec-derive"
-version = "3.6.3"
+version = "3.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d884d78fcf214d70b1e239fcd1c6e5e95aa3be1881918da2e488cc946c7a476"
+checksum = "2a296c3079b5fefbc499e1de58dc26c09b1b9a5952d26694ee89f04a43ebbb3e"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
@@ -7446,9 +7485,9 @@ checksum = "7924d1d0ad836f665c9065e26d016c673ece3993f30d340068b16f282afc1156"
 
 [[package]]
 name = "paste"
-version = "1.0.13"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4b27ab7be369122c218afc2079489cdcb4b517c0a3fc386ff11e1fedfcc2b35"
+checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"
 
 [[package]]
 name = "pbkdf2"
@@ -7500,9 +7539,9 @@ checksum = "9b2a4787296e9989611394c33f193f676704af1686e70b8f8033ab5ba9a35a94"
 
 [[package]]
 name = "pest"
-version = "2.7.0"
+version = "2.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f73935e4d55e2abf7f130186537b19e7a4abc886a0252380b59248af473a3fc9"
+checksum = "0d2d1d55045829d65aad9d389139882ad623b33b904e7c9f1b10c5b8927298e5"
 dependencies = [
  "thiserror",
  "ucd-trie",
@@ -7510,9 +7549,9 @@ dependencies = [
 
 [[package]]
 name = "pest_derive"
-version = "2.7.0"
+version = "2.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aef623c9bbfa0eedf5a0efba11a5ee83209c326653ca31ff019bec3a95bfff2b"
+checksum = "5f94bca7e7a599d89dea5dfa309e217e7906c3c007fb9c3299c40b10d6a315d3"
 dependencies = [
  "pest",
  "pest_generator",
@@ -7520,22 +7559,22 @@ dependencies = [
 
 [[package]]
 name = "pest_generator"
-version = "2.7.0"
+version = "2.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3e8cba4ec22bada7fc55ffe51e2deb6a0e0db2d0b7ab0b103acc80d2510c190"
+checksum = "99d490fe7e8556575ff6911e45567ab95e71617f43781e5c05490dc8d75c965c"
 dependencies = [
  "pest",
  "pest_meta",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
 name = "pest_meta"
-version = "2.7.0"
+version = "2.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a01f71cb40bd8bb94232df14b946909e14660e33fc05db3e50ae2a82d7ea0ca0"
+checksum = "2674c66ebb4b4d9036012091b537aae5878970d6999f81a265034d85b136b341"
 dependencies = [
  "once_cell",
  "pest",
@@ -7569,7 +7608,7 @@ checksum = "ec2e072ecce94ec471b13398d5402c188e76ac03cf74dd1a975161b23a3f6d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -8397,7 +8436,7 @@ version = "0.9.43"
 source = "git+https://github.com/paritytech/polkadot?branch=release-v0.9.43#ba42b9ce51d25bdaf52d2c61e0763a6e3da50d25"
 dependencies = [
  "bitvec",
- "hex-literal",
+ "hex-literal 0.4.1",
  "parity-scale-codec",
  "polkadot-core-primitives",
  "polkadot-parachain",
@@ -8463,7 +8502,7 @@ dependencies = [
  "frame-system-benchmarking",
  "frame-system-rpc-runtime-api",
  "frame-try-runtime",
- "hex-literal",
+ "hex-literal 0.4.1",
  "log",
  "pallet-authority-discovery",
  "pallet-authorship",
@@ -8671,7 +8710,7 @@ dependencies = [
  "frame-support",
  "frame-system-rpc-runtime-api",
  "futures",
- "hex-literal",
+ "hex-literal 0.4.1",
  "kusama-runtime",
  "kvdb",
  "kvdb-rocksdb",
@@ -8855,9 +8894,9 @@ dependencies = [
 
 [[package]]
 name = "portable-atomic"
-version = "1.3.3"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "767eb9f07d4a5ebcb39bbf2d452058a93c011373abf6832e24194a1c3f004794"
+checksum = "edc55135a600d700580e406b4de0d59cb9ad25e344a3a091a97ded2622ec4ec6"
 
 [[package]]
 name = "ppv-lite86"
@@ -8865,6 +8904,41 @@ version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
+[[package]]
+name = "precompile-utils"
+version = "0.4.3"
+dependencies = [
+ "assert_matches",
+ "evm",
+ "fp-evm",
+ "frame-support",
+ "frame-system",
+ "hex-literal 0.3.4",
+ "impl-trait-for-tuples",
+ "num_enum 0.5.11",
+ "pallet-evm",
+ "parity-scale-codec",
+ "precompile-utils-macro",
+ "sha3",
+ "similar-asserts",
+ "sp-core",
+ "sp-io",
+ "sp-runtime",
+ "sp-std",
+ "xcm",
+]
+
+[[package]]
+name = "precompile-utils-macro"
+version = "0.1.0"
+dependencies = [
+ "num_enum 0.5.11",
+ "proc-macro2",
+ "quote",
+ "sha3",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "predicates"
 version = "2.1.5"
@@ -8912,7 +8986,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "92139198957b410250d43fad93e630d956499a625c527eda65175c8680f83387"
 dependencies = [
  "proc-macro2",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -8987,14 +9061,14 @@ checksum = "0e99670bafb56b9a106419397343bdbc8b8742c3cc449fec6345f86173f47cd4"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.64"
+version = "1.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78803b62cbf1f46fde80d7c0e803111524b9877184cfe7c3033659490ac7a7da"
+checksum = "18fb31db3f9bddb2ea821cde30a9f70117e3f119938b5ee630b7403aa6e2ead9"
 dependencies = [
  "unicode-ident",
 ]
@@ -9158,9 +9232,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.29"
+version = "1.0.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "573015e8ab27661678357f27dc26460738fd2b6c86e46f386fde94cb5d913105"
+checksum = "5fe8a65d69dd0808184ebb5f836ab526bb259db23c657efa38711b1072ee47f0"
 dependencies = [
  "proc-macro2",
 ]
@@ -9363,7 +9437,7 @@ checksum = "68bf53dad9b6086826722cdc99140793afd9f62faa14a1ad07eb4f955e7a7216"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -9384,9 +9458,9 @@ version = "1.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2eae68fc220f7cf2532e4494aded17545fce192d59cd996e0fe7887f4ceb575"
 dependencies = [
- "aho-corasick 1.0.2",
+ "aho-corasick",
  "memchr",
- "regex-automata 0.3.2",
+ "regex-automata 0.3.3",
  "regex-syntax 0.7.4",
 ]
 
@@ -9401,11 +9475,11 @@ dependencies = [
 
 [[package]]
 name = "regex-automata"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83d3daa6976cffb758ec878f108ba0e062a45b2d6ca3a2cca965338855476caf"
+checksum = "39354c10dd07468c2e73926b23bb9c2caca74c5501e38a35da70406f1d923310"
 dependencies = [
- "aho-corasick 1.0.2",
+ "aho-corasick",
  "memchr",
  "regex-syntax 0.7.4",
 ]
@@ -9522,7 +9596,7 @@ dependencies = [
  "frame-system-benchmarking",
  "frame-system-rpc-runtime-api",
  "frame-try-runtime",
- "hex-literal",
+ "hex-literal 0.4.1",
  "log",
  "pallet-authority-discovery",
  "pallet-authorship",
@@ -9695,7 +9769,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
 dependencies = [
- "semver 1.0.17",
+ "semver 1.0.18",
 ]
 
 [[package]]
@@ -9737,9 +9811,9 @@ dependencies = [
 
 [[package]]
 name = "rustix"
-version = "0.38.3"
+version = "0.38.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac5ffa1efe7548069688cd7028f32591853cd7b5b756d41bcffd2353e4fc75b4"
+checksum = "0a962918ea88d644592894bc6dc55acc6c0956488adcebbfb6e273506b7fd6e5"
 dependencies = [
  "bitflags 2.3.3",
  "errno",
@@ -9796,9 +9870,9 @@ dependencies = [
 
 [[package]]
 name = "rustversion"
-version = "1.0.13"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc31bd9b61a32c31f9650d18add92aa83a49ba979c143eefd27fe7177b05bd5f"
+checksum = "7ffc183a10b4478d04cbbbfc96d0873219d962dd5accaff2ffbd4ceb7df837f4"
 
 [[package]]
 name = "rw-stream-sink"
@@ -9813,15 +9887,15 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.14"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe232bdf6be8c8de797b22184ee71118d63780ea42ac85b61d1baa6d3b782ae9"
+checksum = "1ad4cc8da4ef723ed60bced201181d83791ad433213d8c24efffda1eec85d741"
 
 [[package]]
 name = "safe_arch"
-version = "0.7.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62a7484307bd40f8f7ccbacccac730108f2cae119a3b11c74485b48aa9ea650f"
+checksum = "f398075ce1e6a179b46f51bd88d0598b92b00d3551f1a2d4ac49e771b56ac354"
 dependencies = [
  "bytemuck",
 ]
@@ -9940,7 +10014,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -10908,7 +10982,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -11033,15 +11107,15 @@ dependencies = [
 
 [[package]]
 name = "scopeguard"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
 name = "scratch"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "764cad9e7e1ca5fe15b552859ff5d96a314e6ed2934f2260168cd5dfa5891409"
+checksum = "a3cf7c11c38cb994f3d40e8a8cde3bbd1f72a435e4c49e85d6553d8312306152"
 
 [[package]]
 name = "sct"
@@ -11091,9 +11165,9 @@ dependencies = [
 
 [[package]]
 name = "sec1"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0aec48e813d6b90b15f0b8948af3c63483992dee44c03e9930b3eebdabe046e"
+checksum = "d3e97a565f76233a6003f9f5c54be1d9c5bdfa3eccfb189469f11ec4901c47dc"
 dependencies = [
  "base16ct 0.2.0",
  "der 0.7.7",
@@ -11164,9 +11238,9 @@ dependencies = [
 
 [[package]]
 name = "semver"
-version = "1.0.17"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bebd363326d05ec3e2f532ab7660680f3b02130d780c299bca73469d521bc0ed"
+checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
 dependencies = [
  "serde",
 ]
@@ -11179,29 +11253,29 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.171"
+version = "1.0.173"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30e27d1e4fd7659406c492fd6cfaf2066ba8773de45ca75e855590f856dc34a9"
+checksum = "e91f70896d6720bc714a4a57d22fc91f1db634680e65c8efe13323f1fa38d53f"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.171"
+version = "1.0.173"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "389894603bd18c46fa56231694f8d827779c0951a667087194cf9de94ed24682"
+checksum = "a6250dde8342e0232232be9ca3db7aa40aceb5a3e5dd9bddbc00d99a007cde49"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.100"
+version = "1.0.103"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f1e14e89be7aa4c4b78bdbdc9eb5bf8517829a600ae8eaa39a6e1d960b5185c"
+checksum = "d03b412469450d4404fe8499a268edd7f8b79fecb074b0d812ad64ca21f4031b"
 dependencies = [
  "itoa",
  "ryu",
@@ -11344,6 +11418,26 @@ dependencies = [
  "wide",
 ]
 
+[[package]]
+name = "similar"
+version = "2.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "420acb44afdae038210c99e69aae24109f32f15500aa708e81d46c9f29d55fcf"
+dependencies = [
+ "bstr 0.2.17",
+ "unicode-segmentation",
+]
+
+[[package]]
+name = "similar-asserts"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbf644ad016b75129f01a34a355dcb8d66a5bc803e417c7a77cc5d5ee9fa0f18"
+dependencies = [
+ "console",
+ "similar",
+]
+
 [[package]]
 name = "siphasher"
 version = "0.3.10"
@@ -11483,7 +11577,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -11725,7 +11819,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "sp-core-hashing",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -11744,7 +11838,7 @@ source = "git+https://github.com/paritytech/substrate?branch=polkadot-v0.9.43#5e
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -11830,7 +11924,7 @@ version = "4.1.0-dev"
 source = "git+https://github.com/paritytech/substrate?branch=polkadot-v0.9.43#5e49f6e44820affccaf517fd22af564f4b495d40"
 dependencies = [
  "thiserror",
- "zstd 0.12.3+zstd.1.5.2",
+ "zstd 0.12.4",
 ]
 
 [[package]]
@@ -11955,7 +12049,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -12141,7 +12235,7 @@ dependencies = [
  "parity-scale-codec",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -12466,9 +12560,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.25"
+version = "2.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15e3fc8c0c74267e2df136e5e5fb656a464158aa57624053375eb9c8c6e25ae2"
+checksum = "45c3457aacde3c65315de5031ec191ce46604304d2446e803d71ade03308d970"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -12516,9 +12610,9 @@ checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
 
 [[package]]
 name = "target-lexicon"
-version = "0.12.8"
+version = "0.12.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b1c7f239eb94671427157bd93b3694320f3668d4e1eff08c7285366fd777fac"
+checksum = "1d2faeef5759ab89935255b1a4cd98e0baf99d1085e37d36599c625dac49ae8e"
 
 [[package]]
 name = "tempfile"
@@ -12566,7 +12660,7 @@ checksum = "463fe12d7993d3b327787537ce8dd4dfa058de32fc2b195ef3cde03dc4771e8f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -12747,7 +12841,7 @@ checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -12831,9 +12925,9 @@ dependencies = [
 
 [[package]]
 name = "toml_edit"
-version = "0.19.12"
+version = "0.19.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c500344a19072298cd05a7224b3c0c629348b78692bf48466c5238656e315a78"
+checksum = "f8123f27e969974a3dfba720fdb560be359f57b44302d280ba72e76a74480e8a"
 dependencies = [
  "indexmap 2.0.0",
  "serde",
@@ -12855,9 +12949,9 @@ dependencies = [
 
 [[package]]
 name = "tower-http"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8bd22a874a2d0b70452d5597b12c537331d49060824a95f49f108994f94aa4c"
+checksum = "7ac8060a61f8758a61562f6fb53ba3cbe1ca906f001df2e53cccddcdbee91e7c"
 dependencies = [
  "bitflags 2.3.3",
  "bytes",
@@ -12904,7 +12998,7 @@ checksum = "5f4f31f56159e98206da9efd823404b79b6ef3143b4a7ab76e67b1751b25a4ab"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -12947,7 +13041,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -13112,7 +13206,7 @@ dependencies = [
  "sp-version",
  "sp-weights",
  "substrate-rpc-client",
- "zstd 0.12.3+zstd.1.5.2",
+ "zstd 0.12.4",
 ]
 
 [[package]]
@@ -13184,9 +13278,9 @@ checksum = "92888ba5573ff080736b3648696b70cafad7d250551175acbaa4e0385b3e1460"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.10"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22049a19f4a68748a168c0fc439f9516686aa045927ff767eca0a85101fb6e73"
+checksum = "301abaae475aa91687eb82514b328ab47a211a533026cb25fc3e519b86adfc3c"
 
 [[package]]
 name = "unicode-normalization"
@@ -13197,6 +13291,12 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "unicode-segmentation"
+version = "1.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1dd624098567895118886609431a7c3b8f516e41d30e0643f03d94592a147e36"
+
 [[package]]
 name = "unicode-width"
 version = "0.1.10"
@@ -13266,9 +13366,9 @@ checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
 
 [[package]]
 name = "uuid"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d023da39d1fde5a8a3fe1f3e01ca9632ada0a63e9797de55a879d6e2236277be"
+checksum = "79daa5ed5740825c40b389c5e50312b9c86df53fccd33f281df655642b43869d"
 dependencies = [
  "getrandom 0.2.10",
 ]
@@ -13370,7 +13470,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
  "wasm-bindgen-shared",
 ]
 
@@ -13404,7 +13504,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -13979,7 +14079,7 @@ dependencies = [
  "frame-system-benchmarking",
  "frame-system-rpc-runtime-api",
  "frame-try-runtime",
- "hex-literal",
+ "hex-literal 0.4.1",
  "log",
  "pallet-authority-discovery",
  "pallet-authorship",
@@ -14085,9 +14185,9 @@ dependencies = [
 
 [[package]]
 name = "wide"
-version = "0.7.10"
+version = "0.7.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "40018623e2dba2602a9790faba8d33f2ebdebf4b86561b83928db735f8784728"
+checksum = "aa469ffa65ef7e0ba0f164183697b89b854253fd31aeb92358b7b6155177d62f"
 dependencies = [
  "bytemuck",
  "safe_arch",
@@ -14316,9 +14416,9 @@ checksum = "1a515f5799fe4961cb532f983ce2b23082366b898e52ffbce459c86f67c8378a"
 
 [[package]]
 name = "winnow"
-version = "0.4.9"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81a2094c43cc94775293eaa0e499fbc30048a6d824ac82c0351a8c0bf9112529"
+checksum = "81fac9742fd1ad1bd9643b991319f72dd031016d44b77039a26977eb667141e7"
 dependencies = [
  "memchr",
 ]
@@ -14467,7 +14567,7 @@ dependencies = [
  "Inflector",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -14510,7 +14610,7 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn 2.0.26",
 ]
 
 [[package]]
@@ -14524,11 +14624,11 @@ dependencies = [
 
 [[package]]
 name = "zstd"
-version = "0.12.3+zstd.1.5.2"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76eea132fb024e0e13fd9c2f5d5d595d8a967aa72382ac2f9d39fcc95afd0806"
+checksum = "1a27595e173641171fc74a1232b7b1c7a7cb6e18222c11e9dfb9888fa424c53c"
 dependencies = [
- "zstd-safe 6.0.5+zstd.1.5.4",
+ "zstd-safe 6.0.6",
 ]
 
 [[package]]
@@ -14543,9 +14643,9 @@ dependencies = [
 
 [[package]]
 name = "zstd-safe"
-version = "6.0.5+zstd.1.5.4"
+version = "6.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d56d9e60b4b1758206c238a10165fbcae3ca37b01744e394c463463f6529d23b"
+checksum = "ee98ffd0b48ee95e6c5168188e44a54550b1564d9d530ee21d5f0eaed1069581"
 dependencies = [
  "libc",
  "zstd-sys",
diff --git a/Cargo.toml b/Cargo.toml
index 0f833e57..4869eb07 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,4 +5,6 @@ panic = "unwind"
 members = [
 	"node",
 	"runtime",
+	"precompile/*",
+	"pallets/*"
 ]
diff --git a/node/Cargo.toml b/node/Cargo.toml
index e7b305c3..63672d37 100644
--- a/node/Cargo.toml
+++ b/node/Cargo.toml
@@ -13,7 +13,7 @@ build = "build.rs"
 clap = { version = "4.2.7", features = ["derive"] }
 futures = "0.3.25"
 log = "0.4.17"
-codec = { package = "parity-scale-codec", version = "3.0.0" }
+codec = { package = "parity-scale-codec", version = "3.2.2" }
 serde = { version = "1.0.163", features = ["derive"] }
 jsonrpsee = { version = "0.16.2", features = ["server"] }
 hex-literal = { version = "0.4.1" }
diff --git a/pallets/livingassets-ownership/Cargo.toml b/pallets/living-assets-ownership/Cargo.toml
similarity index 95%
rename from pallets/livingassets-ownership/Cargo.toml
rename to pallets/living-assets-ownership/Cargo.toml
index 1e1730c6..44f8793f 100644
--- a/pallets/livingassets-ownership/Cargo.toml
+++ b/pallets/living-assets-ownership/Cargo.toml
@@ -12,7 +12,7 @@ edition = "2021"
 targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
-codec = { package = "parity-scale-codec", version = "3.0.0", features = ["derive"], default-features = false }
+codec = { package = "parity-scale-codec", version = "3.2.2", features = ["derive"], default-features = false }
 scale-info = { version = "2.2.0", default-features = false, features = ["derive"] }
 
 # Substrate
diff --git a/pallets/livingassets-ownership/src/functions.rs b/pallets/living-assets-ownership/src/functions.rs
similarity index 100%
rename from pallets/livingassets-ownership/src/functions.rs
rename to pallets/living-assets-ownership/src/functions.rs
diff --git a/pallets/livingassets-ownership/src/lib.rs b/pallets/living-assets-ownership/src/lib.rs
similarity index 100%
rename from pallets/livingassets-ownership/src/lib.rs
rename to pallets/living-assets-ownership/src/lib.rs
diff --git a/pallets/livingassets-ownership/src/mock.rs b/pallets/living-assets-ownership/src/mock.rs
similarity index 100%
rename from pallets/livingassets-ownership/src/mock.rs
rename to pallets/living-assets-ownership/src/mock.rs
diff --git a/pallets/livingassets-ownership/src/tests.rs b/pallets/living-assets-ownership/src/tests.rs
similarity index 100%
rename from pallets/livingassets-ownership/src/tests.rs
rename to pallets/living-assets-ownership/src/tests.rs
diff --git a/pallets/livingassets-ownership/Cargo.lock b/pallets/livingassets-ownership/Cargo.lock
deleted file mode 100644
index 04fcd99a..00000000
--- a/pallets/livingassets-ownership/Cargo.lock
+++ /dev/null
@@ -1,3485 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 3
-
-[[package]]
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- "lazy_static",
- "regex",
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-
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- "gimli 0.26.2",
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-
-[[package]]
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-
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-
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diff --git a/precompile/living-assets/Cargo.toml b/precompile/living-assets/Cargo.toml
new file mode 100644
index 00000000..936286ad
--- /dev/null
+++ b/precompile/living-assets/Cargo.toml
@@ -0,0 +1,54 @@
+[package]
+name = "pallet-evm-living-assets-ownership"
+version = "2.0.0-dev"
+authors = ["Parity Technologies <admin@parity.io>", "Drew Stone <drew@commonwealth.im>"]
+license = "Apache-2.0"
+description = "Living assets ownership precompile"
+repository = "https://github.com/freeverseio/pallet-livingassets-ownership"
+edition = "2021"
+
+[dependencies]
+parity-scale-codec = { version = "3.2.2", default-features = false, features = [
+	"derive",
+] }
+scale-info = { version = "2.0", default-features = false, features = [
+	"derive",
+] }
+
+# Frontier
+fp-evm = { git = "https://github.com/paritytech/frontier.git", branch = "polkadot-v0.9.43", default-features = false }
+pallet-evm = { git = "https://github.com/paritytech/frontier.git", branch = "polkadot-v0.9.43", default-features = false }
+
+# Substrate
+frame-support = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+sp-arithmetic = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+sp-core = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+sp-runtime = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+sp-std = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+
+# Local pallet
+pallet-living-assets-ownership = { path = "../../pallets/living-assets-ownership", default-features = false }
+
+# Utils
+precompile-utils = { path = "../utils", default-features = false }
+precompile-utils-macro = { path = "../utils/macro", default-features = false }
+
+num_enum = { version = "0.5.3", default-features = false }
+
+[features]
+default = ["std"]
+std = [
+	# Frontier
+	"fp-evm/std",
+	"pallet-evm/std",
+	"sp-core/std",
+	"sp-runtime/std",
+	"sp-std/std",
+	"pallet-living-assets-ownership/std",
+	"num_enum/std",
+	"frame-support/std",
+	"sp-arithmetic/std",
+	"precompile-utils/std",
+	"parity-scale-codec/std",
+	"scale-info/std",
+]
diff --git a/precompile/living-assets/src/lib.rs b/precompile/living-assets/src/lib.rs
new file mode 100644
index 00000000..65f927e8
--- /dev/null
+++ b/precompile/living-assets/src/lib.rs
@@ -0,0 +1,108 @@
+//! Living Assets precompile module.
+
+#![cfg_attr(not(feature = "std"), no_std)]
+#![cfg_attr(test, feature(assert_matches))]
+use fp_evm::{ExitError, ExitSucceed, PrecompileFailure, PrecompileHandle, PrecompileOutput};
+use frame_support::log;
+use pallet_living_assets_ownership::LivingAssetsOwnership;
+use parity_scale_codec::Encode;
+use precompile_utils::{Address, EvmResult, FunctionModifier, PrecompileHandleExt};
+use sp_arithmetic::traits::BaseArithmetic;
+use sp_runtime::SaturatedConversion;
+
+use sp_std::marker::PhantomData;
+
+#[precompile_utils_macro::generate_function_selector]
+#[derive(Debug, PartialEq)]
+pub enum Action {
+	/// Create a new collection
+	CreateCollection = "createCollection(uint64,address)",
+	/// Get owner of the collection
+	OwnerOfCollection = "owner_of_collection(uint64)",
+}
+
+/// Wrapper for the precompile function.
+pub struct LivingAssetsOwnershipPrecompile<AddressMapping, AccountId, CollectionId, LivingAssets>(
+	PhantomData<(AddressMapping, AccountId, CollectionId, LivingAssets)>,
+)
+where
+	AddressMapping: pallet_evm::AddressMapping<AccountId>,
+	AccountId: Encode,
+	CollectionId: BaseArithmetic,
+	LivingAssets: LivingAssetsOwnership<AccountId, CollectionId>;
+
+impl<AddressMapping, AccountId, CollectionId, LivingAssets>
+	LivingAssetsOwnershipPrecompile<AddressMapping, AccountId, CollectionId, LivingAssets>
+where
+	AddressMapping: pallet_evm::AddressMapping<AccountId>,
+	AccountId: Encode,
+	CollectionId: BaseArithmetic,
+	LivingAssets: LivingAssetsOwnership<AccountId, CollectionId>,
+{
+	#[allow(clippy::new_without_default)]
+	pub fn new() -> Self {
+		Self(PhantomData)
+	}
+}
+
+impl<AddressMapping, AccountId, CollectionId, LivingAssets> fp_evm::Precompile
+	for LivingAssetsOwnershipPrecompile<AddressMapping, AccountId, CollectionId, LivingAssets>
+where
+	AddressMapping: pallet_evm::AddressMapping<AccountId>,
+	AccountId: Encode,
+	CollectionId: BaseArithmetic,
+	LivingAssets: LivingAssetsOwnership<AccountId, CollectionId>,
+{
+	fn execute(handle: &mut impl PrecompileHandle) -> EvmResult<PrecompileOutput> {
+		log::trace!(target: "ds-precompile", "Execute input = {:?}", handle.input());
+		let selector = handle.read_selector()?;
+
+		handle.check_function_modifier(match selector {
+			Action::OwnerOfCollection => FunctionModifier::View,
+			_ => FunctionModifier::NonPayable,
+		})?;
+
+		match selector {
+			// read storage
+			Action::OwnerOfCollection => {
+				let mut input = handle.read_input()?;
+				input.expect_arguments(1)?;
+
+				if let Some(owner) =
+					LivingAssets::owner_of_collection(input.read::<u64>()?.saturated_into())
+				{
+					Ok(PrecompileOutput {
+						exit_status: ExitSucceed::Returned,
+						output: owner.encode(),
+					})
+				} else {
+					Ok(PrecompileOutput {
+						exit_status: ExitSucceed::Stopped,
+						output: sp_std::vec::Vec::new(),
+					})
+				}
+			},
+			// write storage
+			Action::CreateCollection => {
+				let mut input = handle.read_input()?;
+				input.expect_arguments(2)?;
+
+				let collection_id = input.read::<u64>()?.saturated_into();
+				let owner = AddressMapping::into_account_id(input.read::<Address>()?.0);
+
+				if LivingAssets::create_collection(collection_id, owner).is_err() {
+					return Err(PrecompileFailure::Error {
+						exit_status: ExitError::Other(sp_std::borrow::Cow::Borrowed(
+							"Could net create collection",
+						)),
+					})
+				}
+
+				Ok(PrecompileOutput {
+					exit_status: ExitSucceed::Returned,
+					output: sp_std::vec::Vec::new(),
+				})
+			},
+		}
+	}
+}
diff --git a/precompile/utils/Cargo.toml b/precompile/utils/Cargo.toml
new file mode 100644
index 00000000..6e7da0c0
--- /dev/null
+++ b/precompile/utils/Cargo.toml
@@ -0,0 +1,53 @@
+[package]
+name = "precompile-utils"
+authors = ["StakeTechnologies", "PureStake"]
+description = "Utils to write EVM precompiles."
+version = "0.4.3"
+edition = "2021"
+
+[dependencies]
+# There's a problem with --all-features when this is moved under dev-deps
+evm = { git = "https://github.com/rust-blockchain/evm", rev = "b7b82c7e1fc57b7449d6dfa6826600de37cc1e65", features = ["std"], optional = true, default-features = false }
+impl-trait-for-tuples = "0.2.1"
+num_enum = { version = "0.5.3", default-features = false }
+sha3 = { version = "0.10.1", default-features = false }
+similar-asserts = { version = "1.1.0", optional = true }
+assert_matches = "1.3.0"
+
+precompile-utils-macro = { path = "./macro", default-features = false }
+
+# Substrate
+frame-support = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+frame-system = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+parity-scale-codec = { version = "3.2.2", default-features = false }
+sp-core = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+sp-io = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+sp-runtime = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+sp-std = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
+
+# Frontier
+fp-evm = { git = "https://github.com/paritytech/frontier", branch = "polkadot-v0.9.43", default-features = false }
+pallet-evm = { git = "https://github.com/paritytech/frontier", branch = "polkadot-v0.9.43", default-features = false }
+
+# Polkadot / XCM
+xcm = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "release-v0.9.43" }
+
+[dev-dependencies]
+hex-literal = "0.3.4"
+
+[features]
+default = ["std"]
+std = [
+	"evm/std",
+	"parity-scale-codec/std",
+	"fp-evm/std",
+	"frame-support/std",
+	"frame-system/std",
+	"pallet-evm/std",
+	"sp-core/std",
+	"sp-io/std",
+	"sp-std/std",
+	"sp-runtime/std",
+	"xcm/std",
+]
+testing = ["similar-asserts", "std"]
diff --git a/precompile/utils/macro/Cargo.toml b/precompile/utils/macro/Cargo.toml
new file mode 100644
index 00000000..aa8f0f9c
--- /dev/null
+++ b/precompile/utils/macro/Cargo.toml
@@ -0,0 +1,20 @@
+[package]
+name = "precompile-utils-macro"
+authors = ["StakeTechnologies", "PureStake"]
+description = ""
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+proc-macro = true
+
+[[test]]
+name = "tests"
+path = "tests/tests.rs"
+
+[dependencies]
+num_enum = { version = "0.5.3", default-features = false }
+proc-macro2 =  "1.0"
+quote = "1.0"
+sha3 = { version = "0.10.1", default-features = false }
+syn = { version = "1.0", features = ["extra-traits", "fold", "full", "visit"] }
diff --git a/precompile/utils/macro/src/lib.rs b/precompile/utils/macro/src/lib.rs
new file mode 100644
index 00000000..1682a14b
--- /dev/null
+++ b/precompile/utils/macro/src/lib.rs
@@ -0,0 +1,139 @@
+// This file is part of Astar.
+
+// Copyright 2019-2022 PureStake Inc.
+// Copyright (C) 2022-2023 Stake Technologies Pte.Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Utils package, originally developed by Purestake Inc.
+// Utils package used in Astar Network in terms of GPLv3.
+//
+// Utils is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Utils is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Utils.  If not, see <http://www.gnu.org/licenses/>.
+
+#![crate_type = "proc-macro"]
+#![allow(clippy::all)]
+
+extern crate proc_macro;
+
+use proc_macro::TokenStream;
+use proc_macro2::Literal;
+use quote::{quote, quote_spanned};
+use sha3::{Digest, Keccak256};
+use syn::{parse_macro_input, spanned::Spanned, Expr, ExprLit, Ident, ItemEnum, Lit, LitStr};
+
+struct Bytes(Vec<u8>);
+
+impl ::std::fmt::Debug for Bytes {
+	#[inline]
+	fn fmt(&self, f: &mut std::fmt::Formatter) -> ::std::fmt::Result {
+		let data = &self.0;
+		write!(f, "[")?;
+		if !data.is_empty() {
+			write!(f, "{:#04x}u8", data[0])?;
+			for unit in data.iter().skip(1) {
+				write!(f, ", {:#04x}", unit)?;
+			}
+		}
+		write!(f, "]")
+	}
+}
+
+#[proc_macro]
+pub fn keccak256(input: TokenStream) -> TokenStream {
+	let lit_str = parse_macro_input!(input as LitStr);
+
+	let hash = Keccak256::digest(lit_str.value().as_bytes());
+
+	let bytes = Bytes(hash.to_vec());
+	let eval_str = format!("{:?}", bytes);
+	let eval_ts: proc_macro2::TokenStream = eval_str.parse().unwrap_or_else(|_| {
+		panic!("Failed to parse the string \"{}\" to TokenStream.", eval_str);
+	});
+	quote!(#eval_ts).into()
+}
+
+/// This macro allows to associate to each variant of an enumeration a discriminant (of type u32
+/// whose value corresponds to the first 4 bytes of the Hash Keccak256 of the character string
+///indicated by the user of this macro.
+///
+/// Usage:
+///
+/// ```ignore
+/// #[generate_function_selector]
+/// enum Action {
+///     Toto = "toto()",
+///     Tata = "tata()",
+/// }
+/// ```
+///
+/// Extanded to:
+///
+/// ```rust
+/// #[repr(u32)]
+/// enum Action {
+///     Toto = 119097542u32,
+///     Tata = 1414311903u32,
+/// }
+/// ```
+///
+#[proc_macro_attribute]
+pub fn generate_function_selector(_: TokenStream, input: TokenStream) -> TokenStream {
+	let item = parse_macro_input!(input as ItemEnum);
+
+	let ItemEnum { attrs, vis, enum_token, ident, variants, .. } = item;
+
+	let mut ident_expressions: Vec<Ident> = vec![];
+	let mut variant_expressions: Vec<Expr> = vec![];
+	for variant in variants {
+		match variant.discriminant {
+			Some((_, Expr::Lit(ExprLit { lit, .. }))) =>
+				if let Lit::Str(lit_str) = lit {
+					let digest = Keccak256::digest(lit_str.value().as_bytes());
+					let selector = u32::from_be_bytes([digest[0], digest[1], digest[2], digest[3]]);
+
+					ident_expressions.push(variant.ident);
+					variant_expressions.push(Expr::Lit(ExprLit {
+						lit: Lit::Verbatim(Literal::u32_suffixed(selector)),
+						attrs: Default::default(),
+					}));
+				} else {
+					return quote_spanned! {
+						lit.span() => compile_error("Expected literal string");
+					}
+					.into()
+				},
+			Some((_eg, expr)) =>
+				return quote_spanned! {
+					expr.span() => compile_error("Expected literal");
+				}
+				.into(),
+			None =>
+				return quote_spanned! {
+					variant.span() => compile_error("Each variant must have a discriminant");
+				}
+				.into(),
+		}
+	}
+
+	(quote! {
+		#(#attrs)*
+		#[derive(num_enum::TryFromPrimitive, num_enum::IntoPrimitive)]
+		#[repr(u32)]
+		#vis #enum_token #ident {
+			#(
+				#ident_expressions = #variant_expressions,
+			)*
+		}
+	})
+	.into()
+}
diff --git a/precompile/utils/macro/tests/tests.rs b/precompile/utils/macro/tests/tests.rs
new file mode 100644
index 00000000..1064b8f9
--- /dev/null
+++ b/precompile/utils/macro/tests/tests.rs
@@ -0,0 +1,49 @@
+// This file is part of Astar.
+
+// Copyright 2019-2022 PureStake Inc.
+// Copyright (C) 2022-2023 Stake Technologies Pte.Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Utils package, originally developed by Purestake Inc.
+// Utils package used in Astar Network in terms of GPLv3.
+//
+// Utils is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Utils is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Utils.  If not, see <http://www.gnu.org/licenses/>.
+
+use sha3::{Digest, Keccak256};
+
+#[precompile_utils_macro::generate_function_selector]
+pub enum Action {
+	Toto = "toto()",
+	Tata = "tata()",
+}
+
+#[test]
+fn test_keccak256() {
+	assert_eq!(&precompile_utils_macro::keccak256!(""), Keccak256::digest(b"").as_slice(),);
+	assert_eq!(
+		&precompile_utils_macro::keccak256!("toto()"),
+		Keccak256::digest(b"toto()").as_slice(),
+	);
+	assert_ne!(
+		&precompile_utils_macro::keccak256!("toto()"),
+		Keccak256::digest(b"tata()").as_slice(),
+	);
+}
+
+#[test]
+fn test_generate_function_selector() {
+	assert_eq!(&(Action::Toto as u32).to_be_bytes()[..], &Keccak256::digest(b"toto()")[0..4],);
+	assert_eq!(&(Action::Tata as u32).to_be_bytes()[..], &Keccak256::digest(b"tata()")[0..4],);
+	assert_ne!(Action::Toto as u32, Action::Tata as u32);
+}
diff --git a/precompile/utils/src/data.rs b/precompile/utils/src/data.rs
new file mode 100644
index 00000000..251af1c6
--- /dev/null
+++ b/precompile/utils/src/data.rs
@@ -0,0 +1,588 @@
+// This file is part of Astar.
+
+// Copyright 2019-2022 PureStake Inc.
+// Copyright (C) 2022-2023 Stake Technologies Pte.Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Utils package, originally developed by Purestake Inc.
+// Utils package used in Astar Network in terms of GPLv3.
+//
+// Utils is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Utils is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Utils.  If not, see <http://www.gnu.org/licenses/>.
+
+use crate::{revert, EvmResult};
+
+use alloc::borrow::ToOwned;
+use core::{any::type_name, ops::Range};
+use impl_trait_for_tuples::impl_for_tuples;
+use sp_core::{H160, H256, U256};
+use sp_std::{convert::TryInto, vec, vec::Vec};
+
+/// The `address` type of Solidity.
+/// H160 could represent 2 types of data (bytes20 and address) that are not encoded the same way.
+/// To avoid issues writing H160 is thus not supported.
+#[derive(Clone, Copy, Debug, Eq, PartialEq)]
+pub struct Address(pub H160);
+
+impl From<H160> for Address {
+	fn from(a: H160) -> Address {
+		Address(a)
+	}
+}
+
+impl From<Address> for H160 {
+	fn from(a: Address) -> H160 {
+		a.0
+	}
+}
+
+/// The `bytes`/`string` type of Solidity.
+/// It is different from `Vec<u8>` which will be serialized with padding for each `u8` element
+/// of the array, while `Bytes` is tightly packed.
+#[derive(Clone, Debug, Eq, PartialEq)]
+pub struct Bytes(pub Vec<u8>);
+
+impl Bytes {
+	/// Interpret as `bytes`.
+	pub fn as_bytes(&self) -> &[u8] {
+		&self.0
+	}
+
+	/// Interpret as `string`.
+	/// Can fail if the string is not valid UTF8.
+	pub fn as_str(&self) -> Result<&str, sp_std::str::Utf8Error> {
+		sp_std::str::from_utf8(&self.0)
+	}
+}
+
+impl From<&[u8]> for Bytes {
+	fn from(a: &[u8]) -> Self {
+		Self(a.to_owned())
+	}
+}
+
+impl From<&str> for Bytes {
+	fn from(a: &str) -> Self {
+		a.as_bytes().into()
+	}
+}
+
+impl From<Bytes> for Vec<u8> {
+	fn from(b: Bytes) -> Vec<u8> {
+		b.0
+	}
+}
+
+/// Wrapper around an EVM input slice, helping to parse it.
+/// Provide functions to parse common types.
+#[derive(Clone, Copy, Debug)]
+pub struct EvmDataReader<'a> {
+	input: &'a [u8],
+	cursor: usize,
+}
+
+impl<'a> EvmDataReader<'a> {
+	/// Create a new input parser.
+	pub fn new(input: &'a [u8]) -> Self {
+		Self { input, cursor: 0 }
+	}
+
+	/// Create a new input parser from a selector-initial input.
+	pub fn read_selector<T>(input: &'a [u8]) -> EvmResult<T>
+	where
+		T: num_enum::TryFromPrimitive<Primitive = u32>,
+	{
+		if input.len() < 4 {
+			return Err(revert("tried to parse selector out of bounds"))
+		}
+
+		let mut buffer = [0u8; 4];
+		buffer.copy_from_slice(&input[0..4]);
+		let selector = T::try_from_primitive(u32::from_be_bytes(buffer)).map_err(|_| {
+			frame_support::log::trace!(
+				target: "precompile-utils",
+				"Failed to match function selector for {}",
+				type_name::<T>()
+			);
+			revert("unknown selector")
+		})?;
+
+		Ok(selector)
+	}
+
+	/// Create a new input parser from a selector-initial input.
+	pub fn new_skip_selector(input: &'a [u8]) -> EvmResult<Self> {
+		if input.len() < 4 {
+			return Err(revert("input is too short"))
+		}
+
+		Ok(Self::new(&input[4..]))
+	}
+
+	/// Check the input has at least the correct amount of arguments before the end (32 bytes values).
+	pub fn expect_arguments(&self, args: usize) -> EvmResult {
+		if self.input.len() >= self.cursor + args * 32 {
+			Ok(())
+		} else {
+			Err(revert("input doesn't match expected length"))
+		}
+	}
+
+	/// Read data from the input.
+	pub fn read<T: EvmData>(&mut self) -> EvmResult<T> {
+		T::read(self)
+	}
+
+	/// Read raw bytes from the input.
+	/// Doesn't handle any alignment checks, prefer using `read` instead of possible.
+	/// Returns an error if trying to parse out of bounds.
+	pub fn read_raw_bytes(&mut self, len: usize) -> EvmResult<&[u8]> {
+		let range = self.move_cursor(len)?;
+
+		let data = self
+			.input
+			.get(range)
+			.ok_or_else(|| revert("tried to parse raw bytes out of bounds"))?;
+
+		Ok(data)
+	}
+
+	/// Reads a pointer, returning a reader targetting the pointed location.
+	pub fn read_pointer(&mut self) -> EvmResult<Self> {
+		let offset: usize = self
+			.read::<U256>()
+			.map_err(|_| revert("tried to parse array offset out of bounds"))?
+			.try_into()
+			.map_err(|_| revert("array offset is too large"))?;
+
+		if offset >= self.input.len() {
+			return Err(revert("pointer points out of bounds"))
+		}
+
+		Ok(Self { input: &self.input[offset..], cursor: 0 })
+	}
+
+	/// Read remaining bytes
+	pub fn read_till_end(&mut self) -> EvmResult<&[u8]> {
+		let range = self.move_cursor(self.input.len() - self.cursor)?;
+
+		let data = self
+			.input
+			.get(range)
+			.ok_or_else(|| revert("tried to parse raw bytes out of bounds"))?;
+
+		Ok(data)
+	}
+
+	/// Move the reading cursor with provided length, and return a range from the previous cursor
+	/// location to the new one.
+	/// Checks cursor overflows.
+	fn move_cursor(&mut self, len: usize) -> EvmResult<Range<usize>> {
+		let start = self.cursor;
+		let end = self
+			.cursor
+			.checked_add(len)
+			.ok_or_else(|| revert("data reading cursor overflow"))?;
+
+		self.cursor = end;
+
+		Ok(start..end)
+	}
+}
+
+/// Help build an EVM input/output data.
+///
+/// Functions takes `self` to allow chaining all calls like
+/// `EvmDataWriter::new().write(...).write(...).build()`.
+/// While it could be more ergonomic to take &mut self, this would
+/// prevent to have a `build` function that don't clone the output.
+#[derive(Clone, Debug)]
+pub struct EvmDataWriter {
+	pub(crate) data: Vec<u8>,
+	offset_data: Vec<OffsetDatum>,
+	selector: Option<u32>,
+}
+
+#[derive(Clone, Debug)]
+struct OffsetDatum {
+	// Offset location in the container data.
+	offset_position: usize,
+	// Data pointed by the offset that must be inserted at the end of container data.
+	data: Vec<u8>,
+	// Inside of arrays, the offset is not from the start of array data (length), but from the start
+	// of the item. This shift allow to correct this.
+	offset_shift: usize,
+}
+
+impl EvmDataWriter {
+	/// Creates a new empty output builder (without selector).
+	pub fn new() -> Self {
+		Self { data: vec![], offset_data: vec![], selector: None }
+	}
+
+	/// Creates a new empty output builder with provided selector.
+	/// Selector will only be appended before the data when calling
+	/// `build` to not mess with the offsets.
+	pub fn new_with_selector(selector: impl Into<u32>) -> Self {
+		Self { data: vec![], offset_data: vec![], selector: Some(selector.into()) }
+	}
+
+	/// Return the built data.
+	pub fn build(mut self) -> Vec<u8> {
+		Self::bake_offsets(&mut self.data, self.offset_data);
+
+		if let Some(selector) = self.selector {
+			let mut output = selector.to_be_bytes().to_vec();
+			output.append(&mut self.data);
+			output
+		} else {
+			self.data
+		}
+	}
+
+	/// Add offseted data at the end of this writer's data, updating the offsets.
+	fn bake_offsets(output: &mut Vec<u8>, offsets: Vec<OffsetDatum>) {
+		for mut offset_datum in offsets {
+			let offset_position = offset_datum.offset_position;
+			let offset_position_end = offset_position + 32;
+
+			// The offset is the distance between the start of the data and the
+			// start of the pointed data (start of a struct, length of an array).
+			// Offsets in inner data are relative to the start of their respective "container".
+			// However in arrays the "container" is actually the item itself instead of the whole
+			// array, which is corrected by `offset_shift`.
+			let free_space_offset = output.len() - offset_datum.offset_shift;
+
+			// Override dummy offset to the offset it will be in the final output.
+			U256::from(free_space_offset)
+				.to_big_endian(&mut output[offset_position..offset_position_end]);
+
+			// Append this data at the end of the current output.
+			output.append(&mut offset_datum.data);
+		}
+	}
+
+	/// Write arbitrary bytes.
+	/// Doesn't handle any alignement checks, prefer using `write` instead if possible.
+	fn write_raw_bytes(mut self, value: &[u8]) -> Self {
+		self.data.extend_from_slice(value);
+		self
+	}
+
+	/// Write data of requested type.
+	pub fn write<T: EvmData>(mut self, value: T) -> Self {
+		T::write(&mut self, value);
+		self
+	}
+
+	/// Writes a pointer to given data.
+	/// The data will be appended when calling `build`.
+	/// Initially write a dummy value as offset in this writer's data, which will be replaced by
+	/// the correct offset once the pointed data is appended.
+	///
+	/// Takes `&mut self` since its goal is to be used inside `EvmData` impl and not in chains.
+	pub fn write_pointer(&mut self, data: Vec<u8>) {
+		let offset_position = self.data.len();
+		H256::write(self, H256::repeat_byte(0xff));
+
+		self.offset_data.push(OffsetDatum { offset_position, data, offset_shift: 0 });
+	}
+}
+
+impl Default for EvmDataWriter {
+	fn default() -> Self {
+		Self::new()
+	}
+}
+
+/// Data that can be converted from and to EVM data types.
+pub trait EvmData: Sized {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self>;
+	fn write(writer: &mut EvmDataWriter, value: Self);
+	fn has_static_size() -> bool;
+}
+
+#[impl_for_tuples(1, 18)]
+impl EvmData for Tuple {
+	fn has_static_size() -> bool {
+		for_tuples!(#( Tuple::has_static_size() )&*)
+	}
+
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		if !Self::has_static_size() {
+			let reader = &mut reader.read_pointer()?;
+			Ok(for_tuples!( ( #( reader.read::<Tuple>()? ),* ) ))
+		} else {
+			Ok(for_tuples!( ( #( reader.read::<Tuple>()? ),* ) ))
+		}
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		if !Self::has_static_size() {
+			let mut inner_writer = EvmDataWriter::new();
+			for_tuples!( #( Tuple::write(&mut inner_writer, value.Tuple); )* );
+			writer.write_pointer(inner_writer.build());
+		} else {
+			for_tuples!( #( Tuple::write(writer, value.Tuple); )* );
+		}
+	}
+}
+
+impl EvmData for H256 {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let range = reader.move_cursor(32)?;
+
+		let data = reader
+			.input
+			.get(range)
+			.ok_or_else(|| revert("tried to parse H256 out of bounds"))?;
+
+		Ok(H256::from_slice(data))
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		writer.data.extend_from_slice(value.as_bytes());
+	}
+
+	fn has_static_size() -> bool {
+		true
+	}
+}
+
+impl EvmData for Address {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let range = reader.move_cursor(32)?;
+
+		let data = reader
+			.input
+			.get(range)
+			.ok_or_else(|| revert("tried to parse H160 out of bounds"))?;
+
+		Ok(H160::from_slice(&data[12..32]).into())
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		H256::write(writer, value.0.into());
+	}
+
+	fn has_static_size() -> bool {
+		true
+	}
+}
+
+impl EvmData for U256 {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let range = reader.move_cursor(32)?;
+
+		let data = reader
+			.input
+			.get(range)
+			.ok_or_else(|| revert("tried to parse U256 out of bounds"))?;
+
+		Ok(U256::from_big_endian(data))
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		let mut buffer = [0u8; 32];
+		value.to_big_endian(&mut buffer);
+		writer.data.extend_from_slice(&buffer);
+	}
+
+	fn has_static_size() -> bool {
+		true
+	}
+}
+
+macro_rules! impl_evmdata_for_uints {
+	($($uint:ty, )*) => {
+		$(
+			impl EvmData for $uint {
+				fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+					let range = reader.move_cursor(32)?;
+
+					let data = reader
+						.input
+						.get(range)
+						.ok_or_else(|| revert(alloc::format!(
+							"tried to parse {} out of bounds", core::any::type_name::<Self>()
+						)))?;
+
+					let mut buffer = [0u8; core::mem::size_of::<Self>()];
+					buffer.copy_from_slice(&data[32 - core::mem::size_of::<Self>()..]);
+					Ok(Self::from_be_bytes(buffer))
+				}
+
+				fn write(writer: &mut EvmDataWriter, value: Self) {
+					let mut buffer = [0u8; 32];
+					buffer[32 - core::mem::size_of::<Self>()..].copy_from_slice(&value.to_be_bytes());
+					writer.data.extend_from_slice(&buffer);
+				}
+
+				fn has_static_size() -> bool {
+					true
+				}
+			}
+		)*
+	};
+}
+
+impl_evmdata_for_uints!(u16, u32, u64, u128,);
+
+// The implementation for u8 is specific, for performance reasons.
+impl EvmData for u8 {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let range = reader.move_cursor(32)?;
+
+		let data = reader
+			.input
+			.get(range)
+			.ok_or_else(|| revert("tried to parse u64 out of bounds"))?;
+
+		Ok(data[31])
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		let mut buffer = [0u8; 32];
+		buffer[31] = value;
+
+		writer.data.extend_from_slice(&buffer);
+	}
+
+	fn has_static_size() -> bool {
+		true
+	}
+}
+
+impl EvmData for bool {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let h256 = H256::read(reader).map_err(|_| revert("tried to parse bool out of bounds"))?;
+
+		Ok(!h256.is_zero())
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		let mut buffer = [0u8; 32];
+		if value {
+			buffer[31] = 1;
+		}
+
+		writer.data.extend_from_slice(&buffer);
+	}
+
+	fn has_static_size() -> bool {
+		true
+	}
+}
+
+impl<T: EvmData> EvmData for Vec<T> {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let mut inner_reader = reader.read_pointer()?;
+
+		let array_size: usize = inner_reader
+			.read::<U256>()
+			.map_err(|_| revert("tried to parse array length out of bounds"))?
+			.try_into()
+			.map_err(|_| revert("array length is too large"))?;
+
+		let mut array = vec![];
+
+		let mut item_reader = EvmDataReader {
+			input: inner_reader
+				.input
+				.get(32..)
+				.ok_or_else(|| revert("try to read array items out of bound"))?,
+			cursor: 0,
+		};
+
+		for _ in 0..array_size {
+			array.push(item_reader.read()?);
+		}
+
+		Ok(array)
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		let mut inner_writer = EvmDataWriter::new().write(U256::from(value.len()));
+
+		for inner in value {
+			// Any offset in items are relative to the start of the item instead of the
+			// start of the array. However if there is offseted data it must but appended after
+			// all items (offsets) are written. We thus need to rely on `compute_offsets` to do
+			// that, and must store a "shift" to correct the offsets.
+			let shift = inner_writer.data.len();
+			let item_writer = EvmDataWriter::new().write(inner);
+
+			inner_writer = inner_writer.write_raw_bytes(&item_writer.data);
+			for mut offset_datum in item_writer.offset_data {
+				offset_datum.offset_shift += 32;
+				offset_datum.offset_position += shift;
+				inner_writer.offset_data.push(offset_datum);
+			}
+		}
+
+		writer.write_pointer(inner_writer.build());
+	}
+
+	fn has_static_size() -> bool {
+		false
+	}
+}
+
+impl EvmData for Bytes {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let mut inner_reader = reader.read_pointer()?;
+
+		// Read bytes/string size.
+		let array_size: usize = inner_reader
+			.read::<U256>()
+			.map_err(|_| revert("tried to parse bytes/string length out of bounds"))?
+			.try_into()
+			.map_err(|_| revert("bytes/string length is too large"))?;
+
+		// Get valid range over the bytes data.
+		let range = inner_reader.move_cursor(array_size)?;
+
+		let data = inner_reader
+			.input
+			.get(range)
+			.ok_or_else(|| revert("tried to parse bytes/string out of bounds"))?;
+
+		let bytes = Self(data.to_owned());
+
+		Ok(bytes)
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		let length = value.0.len();
+
+		// Pad the data.
+		// Leave it as is if a multiple of 32, otherwise pad to next
+		// multiple or 32.
+		let chunks = length / 32;
+		let padded_size = match length % 32 {
+			0 => chunks * 32,
+			_ => (chunks + 1) * 32,
+		};
+
+		let mut value = value.0.to_vec();
+		value.resize(padded_size, 0);
+
+		writer.write_pointer(
+			EvmDataWriter::new().write(U256::from(length)).write_raw_bytes(&value).build(),
+		);
+	}
+
+	fn has_static_size() -> bool {
+		false
+	}
+}
diff --git a/precompile/utils/src/lib.rs b/precompile/utils/src/lib.rs
new file mode 100644
index 00000000..d073d087
--- /dev/null
+++ b/precompile/utils/src/lib.rs
@@ -0,0 +1,354 @@
+// This file is part of Astar.
+
+// Copyright 2019-2022 PureStake Inc.
+// Copyright (C) 2022-2023 Stake Technologies Pte.Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Utils package, originally developed by Purestake Inc.
+// Utils package used in Astar Network in terms of GPLv3.
+//
+// Utils is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Utils is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Utils.  If not, see <http://www.gnu.org/licenses/>.
+
+#![cfg_attr(not(feature = "std"), no_std)]
+#![allow(clippy::all)]
+
+extern crate alloc;
+
+use crate::alloc::borrow::ToOwned;
+use fp_evm::{
+	Context, ExitError, ExitRevert, ExitSucceed, PrecompileFailure, PrecompileHandle,
+	PrecompileOutput,
+};
+use frame_support::{
+	dispatch::{Dispatchable, GetDispatchInfo, PostDispatchInfo},
+	traits::Get,
+};
+use pallet_evm::{GasWeightMapping, Log};
+use sp_core::{H160, H256, U256};
+use sp_std::{marker::PhantomData, vec, vec::Vec};
+
+mod data;
+
+pub use data::{Address, Bytes, EvmData, EvmDataReader, EvmDataWriter};
+pub use precompile_utils_macro::{generate_function_selector, keccak256};
+
+#[cfg(feature = "testing")]
+pub mod testing;
+#[cfg(test)]
+mod tests;
+
+/// Alias for Result returning an EVM precompile error.
+pub type EvmResult<T = ()> = Result<T, PrecompileFailure>;
+
+/// Return an error with provided (static) text.
+/// Using the `revert` function of `Gasometer` is preferred as erroring
+/// consumed all the gas limit and the error message is not easily
+/// retrievable.
+pub fn error<T: Into<alloc::borrow::Cow<'static, str>>>(text: T) -> PrecompileFailure {
+	PrecompileFailure::Error { exit_status: ExitError::Other(text.into()) }
+}
+
+/// Builder for PrecompileOutput.
+#[derive(Clone, Debug)]
+pub struct LogsBuilder {
+	address: H160,
+}
+
+impl LogsBuilder {
+	/// Create a new builder with no logs.
+	/// Takes the address of the precompile (usually `context.address`).
+	pub fn new(address: H160) -> Self {
+		Self { address }
+	}
+
+	/// Create a 0-topic log.
+	#[must_use]
+	pub fn log0(&self, data: impl Into<Vec<u8>>) -> Log {
+		Log { address: self.address, topics: vec![], data: data.into() }
+	}
+
+	/// Create a 1-topic log.
+	#[must_use]
+	pub fn log1(&self, topic0: impl Into<H256>, data: impl Into<Vec<u8>>) -> Log {
+		Log { address: self.address, topics: vec![topic0.into()], data: data.into() }
+	}
+
+	/// Create a 2-topics log.
+	#[must_use]
+	pub fn log2(
+		&self,
+		topic0: impl Into<H256>,
+		topic1: impl Into<H256>,
+		data: impl Into<Vec<u8>>,
+	) -> Log {
+		Log { address: self.address, topics: vec![topic0.into(), topic1.into()], data: data.into() }
+	}
+
+	/// Create a 3-topics log.
+	#[must_use]
+	pub fn log3(
+		&self,
+		topic0: impl Into<H256>,
+		topic1: impl Into<H256>,
+		topic2: impl Into<H256>,
+		data: impl Into<Vec<u8>>,
+	) -> Log {
+		Log {
+			address: self.address,
+			topics: vec![topic0.into(), topic1.into(), topic2.into()],
+			data: data.into(),
+		}
+	}
+
+	/// Create a 4-topics log.
+	#[must_use]
+	pub fn log4(
+		&self,
+		topic0: impl Into<H256>,
+		topic1: impl Into<H256>,
+		topic2: impl Into<H256>,
+		topic3: impl Into<H256>,
+		data: impl Into<Vec<u8>>,
+	) -> Log {
+		Log {
+			address: self.address,
+			topics: vec![topic0.into(), topic1.into(), topic2.into(), topic3.into()],
+			data: data.into(),
+		}
+	}
+}
+
+/// Extension trait allowing to record logs into a PrecompileHandle.
+pub trait LogExt {
+	fn record(self, handle: &mut impl PrecompileHandle) -> EvmResult;
+
+	fn compute_cost(&self) -> EvmResult<u64>;
+}
+
+impl LogExt for Log {
+	fn record(self, handle: &mut impl PrecompileHandle) -> EvmResult {
+		handle.log(self.address, self.topics, self.data)?;
+		Ok(())
+	}
+
+	fn compute_cost(&self) -> EvmResult<u64> {
+		log_costs(self.topics.len(), self.data.len())
+	}
+}
+
+/// Helper functions requiring a Runtime.
+/// This runtime must of course implement `pallet_evm::Config`.
+#[derive(Clone, Copy, Debug)]
+pub struct RuntimeHelper<Runtime>(PhantomData<Runtime>);
+
+impl<Runtime> RuntimeHelper<Runtime>
+where
+	Runtime: pallet_evm::Config,
+	Runtime::RuntimeCall: Dispatchable<PostInfo = PostDispatchInfo> + GetDispatchInfo,
+{
+	/// Try to dispatch a Substrate call.
+	/// Return an error if there are not enough gas, or if the call fails.
+	/// If successful returns the used gas using the Runtime GasWeightMapping.
+	pub fn try_dispatch<Call>(
+		handle: &mut impl PrecompileHandleExt,
+		origin: <Runtime::RuntimeCall as Dispatchable>::RuntimeOrigin,
+		call: Call,
+	) -> EvmResult<()>
+	where
+		Runtime::RuntimeCall: From<Call>,
+	{
+		let call = Runtime::RuntimeCall::from(call);
+		let dispatch_info = call.get_dispatch_info();
+
+		// Make sure there is enough gas.
+		let remaining_gas = handle.remaining_gas();
+		let required_gas = Runtime::GasWeightMapping::weight_to_gas(dispatch_info.weight);
+		if required_gas > remaining_gas {
+			return Err(PrecompileFailure::Error { exit_status: ExitError::OutOfGas })
+		}
+
+		// Dispatch call.
+		// It may be possible to not record gas cost if the call returns Pays::No.
+		// However while Substrate handle checking weight while not making the sender pay for it,
+		// the EVM doesn't. It seems this safer to always record the costs to avoid unmetered
+		// computations.
+		let result = call
+			.dispatch(origin)
+			.map_err(|e| revert(alloc::format!("Dispatched call failed with error: {:?}", e)))?;
+
+		let used_weight = result.actual_weight;
+
+		let used_gas =
+			Runtime::GasWeightMapping::weight_to_gas(used_weight.unwrap_or(dispatch_info.weight));
+
+		handle.record_cost(used_gas)?;
+
+		Ok(())
+	}
+}
+
+impl<Runtime> RuntimeHelper<Runtime>
+where
+	Runtime: pallet_evm::Config,
+{
+	/// Cost of a Substrate DB write in gas.
+	pub fn db_write_gas_cost() -> u64 {
+		<Runtime as pallet_evm::Config>::GasWeightMapping::weight_to_gas(
+			<Runtime as frame_system::Config>::DbWeight::get().writes(1),
+		)
+	}
+
+	/// Cost of a Substrate DB read in gas.
+	pub fn db_read_gas_cost() -> u64 {
+		<Runtime as pallet_evm::Config>::GasWeightMapping::weight_to_gas(
+			<Runtime as frame_system::Config>::DbWeight::get().reads(1),
+		)
+	}
+}
+
+/// Represents modifiers a Solidity function can be annotated with.
+#[derive(Copy, Clone, PartialEq, Eq)]
+pub enum FunctionModifier {
+	/// Function that doesn't modify the state.
+	View,
+	/// Function that modifies the state but refuse receiving funds.
+	/// Correspond to a Solidity function with no modifiers.
+	NonPayable,
+	/// Function that modifies the state and accept funds.
+	Payable,
+}
+
+pub trait PrecompileHandleExt: PrecompileHandle {
+	#[must_use]
+	/// Record cost of a log manually.
+	/// This can be useful to record log costs early when their content have static size.
+	fn record_log_costs_manual(&mut self, topics: usize, data_len: usize) -> EvmResult;
+
+	#[must_use]
+	/// Record cost of logs.
+	fn record_log_costs(&mut self, logs: &[&Log]) -> EvmResult;
+
+	#[must_use]
+	/// Check that a function call is compatible with the context it is
+	/// called into.
+	fn check_function_modifier(&self, modifier: FunctionModifier) -> EvmResult;
+
+	#[must_use]
+	/// Read the selector from the input data.
+	fn read_selector<T>(&self) -> EvmResult<T>
+	where
+		T: num_enum::TryFromPrimitive<Primitive = u32>;
+
+	#[must_use]
+	/// Returns a reader of the input, skipping the selector.
+	fn read_input(&self) -> EvmResult<EvmDataReader>;
+}
+
+pub fn log_costs(topics: usize, data_len: usize) -> EvmResult<u64> {
+	// Cost calculation is copied from EVM code that is not publicly exposed by the crates.
+	// https://github.com/rust-blockchain/evm/blob/master/gasometer/src/costs.rs#L148
+
+	const G_LOG: u64 = 375;
+	const G_LOGDATA: u64 = 8;
+	const G_LOGTOPIC: u64 = 375;
+
+	let topic_cost = G_LOGTOPIC
+		.checked_mul(topics as u64)
+		.ok_or(PrecompileFailure::Error { exit_status: ExitError::OutOfGas })?;
+
+	let data_cost = G_LOGDATA
+		.checked_mul(data_len as u64)
+		.ok_or(PrecompileFailure::Error { exit_status: ExitError::OutOfGas })?;
+
+	G_LOG
+		.checked_add(topic_cost)
+		.ok_or(PrecompileFailure::Error { exit_status: ExitError::OutOfGas })?
+		.checked_add(data_cost)
+		.ok_or(PrecompileFailure::Error { exit_status: ExitError::OutOfGas })
+}
+
+impl<T: PrecompileHandle> PrecompileHandleExt for T {
+	#[must_use]
+	/// Record cost of a log manualy.
+	/// This can be useful to record log costs early when their content have static size.
+	fn record_log_costs_manual(&mut self, topics: usize, data_len: usize) -> EvmResult {
+		self.record_cost(log_costs(topics, data_len)?)?;
+
+		Ok(())
+	}
+
+	#[must_use]
+	/// Record cost of logs.
+	fn record_log_costs(&mut self, logs: &[&Log]) -> EvmResult {
+		for log in logs {
+			self.record_log_costs_manual(log.topics.len(), log.data.len())?;
+		}
+
+		Ok(())
+	}
+
+	#[must_use]
+	/// Check that a function call is compatible with the context it is
+	/// called into.
+	fn check_function_modifier(&self, modifier: FunctionModifier) -> EvmResult {
+		check_function_modifier(self.context(), self.is_static(), modifier)
+	}
+
+	#[must_use]
+	/// Read the selector from the input data.
+	fn read_selector<S>(&self) -> EvmResult<S>
+	where
+		S: num_enum::TryFromPrimitive<Primitive = u32>,
+	{
+		EvmDataReader::read_selector(self.input())
+	}
+
+	#[must_use]
+	/// Returns a reader of the input, skipping the selector.
+	fn read_input(&self) -> EvmResult<EvmDataReader> {
+		EvmDataReader::new_skip_selector(self.input())
+	}
+}
+
+#[must_use]
+pub fn revert(output: impl AsRef<[u8]>) -> PrecompileFailure {
+	PrecompileFailure::Revert {
+		exit_status: ExitRevert::Reverted,
+		output: output.as_ref().to_owned(),
+	}
+}
+
+#[must_use]
+pub fn succeed(output: impl AsRef<[u8]>) -> PrecompileOutput {
+	PrecompileOutput { exit_status: ExitSucceed::Returned, output: output.as_ref().to_owned() }
+}
+
+#[must_use]
+/// Check that a function call is compatible with the context it is
+/// called into.
+fn check_function_modifier(
+	context: &Context,
+	is_static: bool,
+	modifier: FunctionModifier,
+) -> EvmResult {
+	if is_static && modifier != FunctionModifier::View {
+		return Err(revert("can't call non-static function in static context"))
+	}
+
+	if modifier != FunctionModifier::Payable && context.apparent_value > U256::zero() {
+		return Err(revert("function is not payable"))
+	}
+
+	Ok(())
+}
diff --git a/precompile/utils/src/testing.rs b/precompile/utils/src/testing.rs
new file mode 100644
index 00000000..1dbfeab3
--- /dev/null
+++ b/precompile/utils/src/testing.rs
@@ -0,0 +1,410 @@
+// This file is part of Astar.
+
+// Copyright 2019-2022 PureStake Inc.
+// Copyright (C) 2022-2023 Stake Technologies Pte.Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Utils package, originally developed by Purestake Inc.
+// Utils package used in Astar Network in terms of GPLv3.
+//
+// Utils is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Utils is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Utils.  If not, see <http://www.gnu.org/licenses/>.
+use super::*;
+use assert_matches::assert_matches;
+use fp_evm::{
+	ExitReason, ExitSucceed, PrecompileOutput, PrecompileResult, PrecompileSet, Transfer,
+};
+use sp_std::boxed::Box;
+
+pub struct Subcall {
+	pub address: H160,
+	pub transfer: Option<Transfer>,
+	pub input: Vec<u8>,
+	pub target_gas: Option<u64>,
+	pub is_static: bool,
+	pub context: Context,
+}
+
+pub struct SubcallOutput {
+	pub reason: ExitReason,
+	pub output: Vec<u8>,
+	pub cost: u64,
+	pub logs: Vec<Log>,
+}
+
+pub trait SubcallTrait: FnMut(Subcall) -> SubcallOutput + 'static {}
+
+impl<T: FnMut(Subcall) -> SubcallOutput + 'static> SubcallTrait for T {}
+
+pub type SubcallHandle = Box<dyn SubcallTrait>;
+
+/// Mock handle to write tests for precompiles.
+pub struct MockHandle {
+	pub gas_limit: u64,
+	pub gas_used: u64,
+	pub logs: Vec<PrettyLog>,
+	pub subcall_handle: Option<SubcallHandle>,
+	pub code_address: H160,
+	pub input: Vec<u8>,
+	pub context: Context,
+	pub is_static: bool,
+}
+
+impl MockHandle {
+	pub fn new(code_address: H160, context: Context) -> Self {
+		Self {
+			gas_limit: u64::MAX,
+			gas_used: 0,
+			logs: vec![],
+			subcall_handle: None,
+			code_address,
+			input: Vec::new(),
+			context,
+			is_static: false,
+		}
+	}
+}
+
+// Compute the cost of doing a subcall.
+// Some parameters cannot be known in advance, so we estimate the worst possible cost.
+pub fn call_cost(value: U256, config: &evm::Config) -> u64 {
+	// Copied from EVM code since not public.
+	pub const G_CALLVALUE: u64 = 9000;
+	pub const G_NEWACCOUNT: u64 = 25000;
+
+	fn address_access_cost(is_cold: bool, regular_value: u64, config: &evm::Config) -> u64 {
+		if config.increase_state_access_gas {
+			if is_cold {
+				config.gas_account_access_cold
+			} else {
+				config.gas_storage_read_warm
+			}
+		} else {
+			regular_value
+		}
+	}
+
+	fn xfer_cost(is_call_or_callcode: bool, transfers_value: bool) -> u64 {
+		if is_call_or_callcode && transfers_value {
+			G_CALLVALUE
+		} else {
+			0
+		}
+	}
+
+	fn new_cost(
+		is_call_or_staticcall: bool,
+		new_account: bool,
+		transfers_value: bool,
+		config: &evm::Config,
+	) -> u64 {
+		let eip161 = !config.empty_considered_exists;
+		if is_call_or_staticcall {
+			if eip161 {
+				if transfers_value && new_account {
+					G_NEWACCOUNT
+				} else {
+					0
+				}
+			} else if new_account {
+				G_NEWACCOUNT
+			} else {
+				0
+			}
+		} else {
+			0
+		}
+	}
+
+	let transfers_value = value != U256::default();
+	let is_cold = true;
+	let is_call_or_callcode = true;
+	let is_call_or_staticcall = true;
+	let new_account = true;
+
+	address_access_cost(is_cold, config.gas_call, config) +
+		xfer_cost(is_call_or_callcode, transfers_value) +
+		new_cost(is_call_or_staticcall, new_account, transfers_value, config)
+}
+
+impl PrecompileHandle for MockHandle {
+	/// Perform subcall in provided context.
+	/// Precompile specifies in which context the subcall is executed.
+	fn call(
+		&mut self,
+		address: H160,
+		transfer: Option<Transfer>,
+		input: Vec<u8>,
+		target_gas: Option<u64>,
+		is_static: bool,
+		context: &Context,
+	) -> (ExitReason, Vec<u8>) {
+		if self
+			.record_cost(call_cost(context.apparent_value, &evm::Config::london()))
+			.is_err()
+		{
+			return (ExitReason::Error(ExitError::OutOfGas), vec![])
+		}
+
+		match &mut self.subcall_handle {
+			Some(handle) => {
+				let SubcallOutput { reason, output, cost, logs } = handle(Subcall {
+					address,
+					transfer,
+					input,
+					target_gas,
+					is_static,
+					context: context.clone(),
+				});
+
+				if self.record_cost(cost).is_err() {
+					return (ExitReason::Error(ExitError::OutOfGas), vec![])
+				}
+
+				for log in logs {
+					self.log(log.address, log.topics, log.data).expect("cannot fail");
+				}
+
+				(reason, output)
+			},
+			None => panic!("no subcall handle registered"),
+		}
+	}
+
+	fn record_cost(&mut self, cost: u64) -> Result<(), ExitError> {
+		self.gas_used += cost;
+
+		if self.gas_used > self.gas_limit {
+			Err(ExitError::OutOfGas)
+		} else {
+			Ok(())
+		}
+	}
+
+	fn remaining_gas(&self) -> u64 {
+		self.gas_limit - self.gas_used
+	}
+
+	fn log(&mut self, address: H160, topics: Vec<H256>, data: Vec<u8>) -> Result<(), ExitError> {
+		self.logs.push(PrettyLog(Log { address, topics, data }));
+		Ok(())
+	}
+
+	/// Retreive the code address (what is the address of the precompile being called).
+	fn code_address(&self) -> H160 {
+		self.code_address
+	}
+
+	/// Retreive the input data the precompile is called with.
+	fn input(&self) -> &[u8] {
+		&self.input
+	}
+
+	/// Retreive the context in which the precompile is executed.
+	fn context(&self) -> &Context {
+		&self.context
+	}
+
+	/// Is the precompile call is done statically.
+	fn is_static(&self) -> bool {
+		self.is_static
+	}
+
+	/// Retreive the gas limit of this call.
+	fn gas_limit(&self) -> Option<u64> {
+		Some(self.gas_limit)
+	}
+}
+
+pub struct PrecompilesTester<'p, P> {
+	precompiles: &'p P,
+	handle: MockHandle,
+
+	target_gas: Option<u64>,
+	subcall_handle: Option<SubcallHandle>,
+
+	expected_cost: Option<u64>,
+	expected_logs: Option<Vec<PrettyLog>>,
+}
+
+impl<'p, P: PrecompileSet> PrecompilesTester<'p, P> {
+	pub fn new(
+		precompiles: &'p P,
+		from: impl Into<H160>,
+		to: impl Into<H160>,
+		data: Vec<u8>,
+	) -> Self {
+		let to = to.into();
+		let mut handle = MockHandle::new(
+			to,
+			Context { address: to, caller: from.into(), apparent_value: U256::zero() },
+		);
+
+		handle.input = data;
+
+		Self {
+			precompiles,
+			handle,
+
+			target_gas: None,
+			subcall_handle: None,
+
+			expected_cost: None,
+			expected_logs: None,
+		}
+	}
+
+	pub fn with_value(mut self, value: impl Into<U256>) -> Self {
+		self.handle.context.apparent_value = value.into();
+		self
+	}
+
+	pub fn with_subcall_handle(mut self, subcall_handle: impl SubcallTrait) -> Self {
+		self.subcall_handle = Some(Box::new(subcall_handle));
+		self
+	}
+
+	pub fn with_target_gas(mut self, target_gas: Option<u64>) -> Self {
+		self.target_gas = target_gas;
+		self
+	}
+
+	pub fn expect_cost(mut self, cost: u64) -> Self {
+		self.expected_cost = Some(cost);
+		self
+	}
+
+	pub fn expect_no_logs(mut self) -> Self {
+		self.expected_logs = Some(vec![]);
+		self
+	}
+
+	pub fn expect_log(mut self, log: Log) -> Self {
+		self.expected_logs = Some({
+			let mut logs = self.expected_logs.unwrap_or_default();
+			logs.push(PrettyLog(log));
+			logs
+		});
+		self
+	}
+
+	fn assert_optionals(&self) {
+		if let Some(cost) = &self.expected_cost {
+			assert_eq!(&self.handle.gas_used, cost);
+		}
+
+		if let Some(logs) = &self.expected_logs {
+			similar_asserts::assert_eq!(&self.handle.logs, logs);
+		}
+	}
+
+	fn execute(&mut self) -> Option<PrecompileResult> {
+		let handle = &mut self.handle;
+		handle.subcall_handle = self.subcall_handle.take();
+
+		if let Some(gas_limit) = self.target_gas {
+			handle.gas_limit = gas_limit;
+		}
+
+		let res = self.precompiles.execute(handle);
+
+		self.subcall_handle = handle.subcall_handle.take();
+
+		res
+	}
+
+	/// Execute the precompile set and expect some precompile to have been executed, regardless of the
+	/// result.
+	pub fn execute_some(mut self) {
+		let res = self.execute();
+		assert!(res.is_some());
+		self.assert_optionals();
+	}
+
+	/// Execute the precompile set and expect no precompile to have been executed.
+	pub fn execute_none(mut self) {
+		let res = self.execute();
+		assert!(res.is_none());
+		self.assert_optionals();
+	}
+
+	/// Execute the precompile set and check it returns provided output.
+	pub fn execute_returns(mut self, output: Vec<u8>) {
+		let res = self.execute();
+		assert_eq!(res, Some(Ok(PrecompileOutput { exit_status: ExitSucceed::Returned, output })));
+		self.assert_optionals();
+	}
+
+	/// Execute the precompile set and check if it reverts.
+	/// Take a closure allowing to perform custom matching on the output.
+	pub fn execute_reverts(mut self, check: impl Fn(&[u8]) -> bool) {
+		let res = self.execute();
+		assert_matches!(
+			res,
+			Some(Err(PrecompileFailure::Revert { output, ..}))
+				if check(&output)
+		);
+		self.assert_optionals();
+	}
+
+	/// Execute the precompile set and check it returns provided output.
+	pub fn execute_error(mut self, error: ExitError) {
+		let res = self.execute();
+		assert_eq!(res, Some(Err(PrecompileFailure::Error { exit_status: error })));
+		self.assert_optionals();
+	}
+}
+
+pub trait PrecompileTesterExt: PrecompileSet + Sized {
+	fn prepare_test(
+		&self,
+		from: impl Into<H160>,
+		to: impl Into<H160>,
+		data: Vec<u8>,
+	) -> PrecompilesTester<Self>;
+}
+
+impl<T: PrecompileSet> PrecompileTesterExt for T {
+	fn prepare_test(
+		&self,
+		from: impl Into<H160>,
+		to: impl Into<H160>,
+		data: Vec<u8>,
+	) -> PrecompilesTester<Self> {
+		PrecompilesTester::new(self, from, to, data)
+	}
+}
+
+#[derive(Clone, PartialEq, Eq)]
+pub struct PrettyLog(Log);
+
+impl core::fmt::Debug for PrettyLog {
+	fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> Result<(), core::fmt::Error> {
+		let bytes = self
+			.0
+			.data
+			.iter()
+			.map(|b| format!("{:02X}", b))
+			.collect::<Vec<String>>()
+			.join("");
+
+		let message = String::from_utf8(self.0.data.clone()).ok();
+
+		f.debug_struct("Log")
+			.field("address", &self.0.address)
+			.field("topics", &self.0.topics)
+			.field("data", &bytes)
+			.field("data_utf8", &message)
+			.finish()
+	}
+}
diff --git a/precompile/utils/src/tests.rs b/precompile/utils/src/tests.rs
new file mode 100644
index 00000000..560631a2
--- /dev/null
+++ b/precompile/utils/src/tests.rs
@@ -0,0 +1,731 @@
+// This file is part of Astar.
+
+// Copyright 2019-2022 PureStake Inc.
+// Copyright (C) 2022-2023 Stake Technologies Pte.Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Utils package, originally developed by Purestake Inc.
+// Utils package used in Astar Network in terms of GPLv3.
+//
+// Utils is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Utils is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Utils.  If not, see <http://www.gnu.org/licenses/>.
+
+use super::*;
+use hex_literal::hex;
+use sp_core::{H256, U256};
+
+fn u256_repeat_byte(byte: u8) -> U256 {
+	let value = H256::repeat_byte(byte);
+
+	U256::from_big_endian(value.as_bytes())
+}
+
+// When debugging it is useful to display data in chunks of 32 bytes.
+#[allow(dead_code)]
+fn display_bytes(bytes: &[u8]) {
+	bytes
+		.chunks_exact(32)
+		.map(|chunk| H256::from_slice(chunk))
+		.for_each(|hash| println!("{:?}", hash));
+}
+
+#[test]
+fn write_bool() {
+	let value = true;
+
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut expected_output = [0u8; 32];
+	expected_output[31] = 1;
+
+	assert_eq!(writer_output, expected_output);
+}
+
+#[test]
+fn read_bool() {
+	let value = true;
+
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: bool = reader.read().expect("to correctly parse bool");
+
+	assert_eq!(value, parsed);
+}
+
+#[test]
+fn write_u64() {
+	let value = 42u64;
+
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut expected_output = [0u8; 32];
+	expected_output[24..].copy_from_slice(&value.to_be_bytes());
+
+	assert_eq!(writer_output, expected_output);
+}
+
+#[test]
+fn read_u64() {
+	let value = 42u64;
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: u64 = reader.read().expect("to correctly parse u64");
+
+	assert_eq!(value, parsed);
+}
+
+#[test]
+fn write_u128() {
+	let value = 42u128;
+
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut expected_output = [0u8; 32];
+	expected_output[16..].copy_from_slice(&value.to_be_bytes());
+
+	assert_eq!(writer_output, expected_output);
+}
+
+#[test]
+fn read_u128() {
+	let value = 42u128;
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: u128 = reader.read().expect("to correctly parse u128");
+
+	assert_eq!(value, parsed);
+}
+
+#[test]
+fn write_u256() {
+	let value = U256::from(42);
+
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut expected_output = [0u8; 32];
+	value.to_big_endian(&mut expected_output);
+
+	assert_eq!(writer_output, expected_output);
+}
+
+#[test]
+fn read_u256() {
+	let value = U256::from(42);
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: U256 = reader.read().expect("to correctly parse U256");
+
+	assert_eq!(value, parsed);
+}
+
+#[test]
+fn read_selector() {
+	use sha3::{Digest, Keccak256};
+
+	#[precompile_utils_macro::generate_function_selector]
+	#[derive(Debug, PartialEq)]
+	enum FakeAction {
+		Action1 = "action1()",
+	}
+
+	let selector = &Keccak256::digest(b"action1()")[0..4];
+
+	let parsed_selector =
+		EvmDataReader::read_selector::<FakeAction>(selector).expect("there is a selector");
+	EvmDataReader::new_skip_selector(selector).expect("there is a selector");
+
+	assert_eq!(parsed_selector, FakeAction::Action1)
+}
+
+#[test]
+#[should_panic(expected = "to correctly parse U256")]
+fn read_u256_too_short() {
+	let value = U256::from(42);
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut reader = EvmDataReader::new(&writer_output[0..31]);
+	let _: U256 = reader.read().expect("to correctly parse U256");
+}
+
+#[test]
+fn write_h256() {
+	let mut raw = [0u8; 32];
+	raw[0] = 42;
+	raw[12] = 43;
+	raw[31] = 44;
+
+	let value = H256::from(raw);
+
+	let output = EvmDataWriter::new().write(value).build();
+
+	assert_eq!(&output, &raw);
+}
+
+#[test]
+fn tmp() {
+	let u = U256::from(1_000_000_000);
+	println!("U256={:?}", u.0);
+}
+
+#[test]
+fn read_h256() {
+	let mut raw = [0u8; 32];
+	raw[0] = 42;
+	raw[12] = 43;
+	raw[31] = 44;
+	let value = H256::from(raw);
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: H256 = reader.read().expect("to correctly parse H256");
+
+	assert_eq!(value, parsed);
+}
+
+#[test]
+#[should_panic(expected = "to correctly parse H256")]
+fn read_h256_too_short() {
+	let mut raw = [0u8; 32];
+	raw[0] = 42;
+	raw[12] = 43;
+	raw[31] = 44;
+	let value = H256::from(raw);
+	let writer_output = EvmDataWriter::new().write(value).build();
+
+	let mut reader = EvmDataReader::new(&writer_output[0..31]);
+	let _: H256 = reader.read().expect("to correctly parse H256");
+}
+
+#[test]
+fn write_address() {
+	let value = H160::repeat_byte(0xAA);
+
+	let output = EvmDataWriter::new().write(Address(value)).build();
+
+	assert_eq!(output.len(), 32);
+	assert_eq!(&output[12..32], value.as_bytes());
+}
+
+#[test]
+fn read_address() {
+	let value = H160::repeat_byte(0xAA);
+	let writer_output = EvmDataWriter::new().write(Address(value)).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Address = reader.read().expect("to correctly parse Address");
+
+	assert_eq!(value, parsed.0);
+}
+
+#[test]
+fn write_h256_array() {
+	let array = vec![
+		H256::repeat_byte(0x11),
+		H256::repeat_byte(0x22),
+		H256::repeat_byte(0x33),
+		H256::repeat_byte(0x44),
+		H256::repeat_byte(0x55),
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+	assert_eq!(writer_output.len(), 0xE0);
+
+	// We can read this "manualy" using simpler functions since arrays are 32-byte aligned.
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	assert_eq!(reader.read::<U256>().expect("read offset"), 32.into());
+	assert_eq!(reader.read::<U256>().expect("read size"), 5.into());
+	assert_eq!(reader.read::<H256>().expect("read 1st"), array[0]);
+	assert_eq!(reader.read::<H256>().expect("read 2nd"), array[1]);
+	assert_eq!(reader.read::<H256>().expect("read 3rd"), array[2]);
+	assert_eq!(reader.read::<H256>().expect("read 4th"), array[3]);
+	assert_eq!(reader.read::<H256>().expect("read 5th"), array[4]);
+}
+
+#[test]
+fn read_h256_array() {
+	let array = vec![
+		H256::repeat_byte(0x11),
+		H256::repeat_byte(0x22),
+		H256::repeat_byte(0x33),
+		H256::repeat_byte(0x44),
+		H256::repeat_byte(0x55),
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Vec<H256> = reader.read().expect("to correctly parse Vec<H256>");
+
+	assert_eq!(array, parsed);
+}
+
+#[test]
+fn write_u256_array() {
+	let array = vec![
+		u256_repeat_byte(0x11),
+		u256_repeat_byte(0x22),
+		u256_repeat_byte(0x33),
+		u256_repeat_byte(0x44),
+		u256_repeat_byte(0x55),
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+	assert_eq!(writer_output.len(), 0xE0);
+
+	// We can read this "manualy" using simpler functions since arrays are 32-byte aligned.
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	assert_eq!(reader.read::<U256>().expect("read offset"), 32.into());
+	assert_eq!(reader.read::<U256>().expect("read size"), 5.into());
+	assert_eq!(reader.read::<U256>().expect("read 1st"), array[0]);
+	assert_eq!(reader.read::<U256>().expect("read 2nd"), array[1]);
+	assert_eq!(reader.read::<U256>().expect("read 3rd"), array[2]);
+	assert_eq!(reader.read::<U256>().expect("read 4th"), array[3]);
+	assert_eq!(reader.read::<U256>().expect("read 5th"), array[4]);
+}
+
+#[test]
+fn read_u256_array() {
+	let array = vec![
+		u256_repeat_byte(0x11),
+		u256_repeat_byte(0x22),
+		u256_repeat_byte(0x33),
+		u256_repeat_byte(0x44),
+		u256_repeat_byte(0x55),
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Vec<U256> = reader.read().expect("to correctly parse Vec<H256>");
+
+	assert_eq!(array, parsed);
+}
+
+#[test]
+fn write_address_array() {
+	let array = vec![
+		Address(H160::repeat_byte(0x11)),
+		Address(H160::repeat_byte(0x22)),
+		Address(H160::repeat_byte(0x33)),
+		Address(H160::repeat_byte(0x44)),
+		Address(H160::repeat_byte(0x55)),
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+
+	// We can read this "manualy" using simpler functions since arrays are 32-byte aligned.
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	assert_eq!(reader.read::<U256>().expect("read offset"), 32.into());
+	assert_eq!(reader.read::<U256>().expect("read size"), 5.into());
+	assert_eq!(reader.read::<Address>().expect("read 1st"), array[0]);
+	assert_eq!(reader.read::<Address>().expect("read 2nd"), array[1]);
+	assert_eq!(reader.read::<Address>().expect("read 3rd"), array[2]);
+	assert_eq!(reader.read::<Address>().expect("read 4th"), array[3]);
+	assert_eq!(reader.read::<Address>().expect("read 5th"), array[4]);
+}
+
+#[test]
+fn read_address_array() {
+	let array = vec![
+		Address(H160::repeat_byte(0x11)),
+		Address(H160::repeat_byte(0x22)),
+		Address(H160::repeat_byte(0x33)),
+		Address(H160::repeat_byte(0x44)),
+		Address(H160::repeat_byte(0x55)),
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Vec<Address> = reader.read().expect("to correctly parse Vec<H256>");
+
+	assert_eq!(array, parsed);
+}
+
+#[test]
+fn read_address_array_size_too_big() {
+	let array = vec![
+		Address(H160::repeat_byte(0x11)),
+		Address(H160::repeat_byte(0x22)),
+		Address(H160::repeat_byte(0x33)),
+		Address(H160::repeat_byte(0x44)),
+		Address(H160::repeat_byte(0x55)),
+	];
+	let mut writer_output = EvmDataWriter::new().write(array).build();
+
+	U256::from(6u32).to_big_endian(&mut writer_output[0x20..0x40]);
+
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	match reader.read::<Vec<Address>>() {
+		Ok(_) => panic!("should not parse correctly"),
+		Err(PrecompileFailure::Revert { output: err, .. }) => {
+			assert_eq!(err, b"tried to parse H160 out of bounds")
+		},
+		Err(_) => panic!("unexpected error"),
+	}
+}
+
+#[test]
+fn write_address_nested_array() {
+	let array = vec![
+		vec![
+			Address(H160::repeat_byte(0x11)),
+			Address(H160::repeat_byte(0x22)),
+			Address(H160::repeat_byte(0x33)),
+		],
+		vec![Address(H160::repeat_byte(0x44)), Address(H160::repeat_byte(0x55))],
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+	assert_eq!(writer_output.len(), 0x160);
+
+	// We can read this "manualy" using simpler functions since arrays are 32-byte aligned.
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	assert_eq!(reader.read::<U256>().expect("read offset"), 0x20.into()); // 0x00
+	assert_eq!(reader.read::<U256>().expect("read size"), 2.into()); // 0x20
+	assert_eq!(reader.read::<U256>().expect("read 1st offset"), 0x40.into()); // 0x40
+	assert_eq!(reader.read::<U256>().expect("read 2st offset"), 0xc0.into()); // 0x60
+	assert_eq!(reader.read::<U256>().expect("read 1st size"), 3.into()); // 0x80
+	assert_eq!(reader.read::<Address>().expect("read 1-1"), array[0][0]); // 0xA0
+	assert_eq!(reader.read::<Address>().expect("read 1-2"), array[0][1]); // 0xC0
+	assert_eq!(reader.read::<Address>().expect("read 1-3"), array[0][2]); // 0xE0
+	assert_eq!(reader.read::<U256>().expect("read 2nd size"), 2.into()); // 0x100
+	assert_eq!(reader.read::<Address>().expect("read 2-1"), array[1][0]); // 0x120
+	assert_eq!(reader.read::<Address>().expect("read 2-2"), array[1][1]); // 0x140
+}
+
+#[test]
+fn read_address_nested_array() {
+	let array = vec![
+		vec![
+			Address(H160::repeat_byte(0x11)),
+			Address(H160::repeat_byte(0x22)),
+			Address(H160::repeat_byte(0x33)),
+		],
+		vec![Address(H160::repeat_byte(0x44)), Address(H160::repeat_byte(0x55))],
+	];
+	let writer_output = EvmDataWriter::new().write(array.clone()).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Vec<Vec<Address>> = reader.read().expect("to correctly parse Vec<Vec<Address>>");
+
+	assert_eq!(array, parsed);
+}
+
+#[test]
+
+fn write_multiple_arrays() {
+	let array1 = vec![
+		Address(H160::repeat_byte(0x11)),
+		Address(H160::repeat_byte(0x22)),
+		Address(H160::repeat_byte(0x33)),
+	];
+
+	let array2 = vec![H256::repeat_byte(0x44), H256::repeat_byte(0x55)];
+
+	let writer_output = EvmDataWriter::new().write(array1.clone()).write(array2.clone()).build();
+
+	assert_eq!(writer_output.len(), 0x120);
+
+	// We can read this "manualy" using simpler functions since arrays are 32-byte aligned.
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	assert_eq!(reader.read::<U256>().expect("read 1st offset"), 0x40.into()); // 0x00
+	assert_eq!(reader.read::<U256>().expect("read 2nd offset"), 0xc0.into()); // 0x20
+	assert_eq!(reader.read::<U256>().expect("read 1st size"), 3.into()); // 0x40
+	assert_eq!(reader.read::<Address>().expect("read 1-1"), array1[0]); // 0x60
+	assert_eq!(reader.read::<Address>().expect("read 1-2"), array1[1]); // 0x80
+	assert_eq!(reader.read::<Address>().expect("read 1-3"), array1[2]); // 0xA0
+	assert_eq!(reader.read::<U256>().expect("read 2nd size"), 2.into()); // 0xC0
+	assert_eq!(reader.read::<H256>().expect("read 2-1"), array2[0]); // 0xE0
+	assert_eq!(reader.read::<H256>().expect("read 2-2"), array2[1]); // 0x100
+}
+
+#[test]
+fn read_multiple_arrays() {
+	let array1 = vec![
+		Address(H160::repeat_byte(0x11)),
+		Address(H160::repeat_byte(0x22)),
+		Address(H160::repeat_byte(0x33)),
+	];
+
+	let array2 = vec![H256::repeat_byte(0x44), H256::repeat_byte(0x55)];
+
+	let writer_output = EvmDataWriter::new().write(array1.clone()).write(array2.clone()).build();
+
+	// offset 0x20
+	// offset 0x40
+	// size 0x60
+	// 3 addresses 0xC0
+	// size 0xE0
+	// 2 H256 0x120
+	assert_eq!(writer_output.len(), 0x120);
+
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	let parsed: Vec<Address> = reader.read().expect("to correctly parse Vec<Address>");
+	assert_eq!(array1, parsed);
+
+	let parsed: Vec<H256> = reader.read().expect("to correctly parse Vec<H256>");
+	assert_eq!(array2, parsed);
+}
+
+#[test]
+fn read_bytes() {
+	let data = b"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod\
+	tempor incididunt ut labore et dolore magna aliqua.";
+	let writer_output = EvmDataWriter::new().write(Bytes::from(&data[..])).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Bytes = reader.read().expect("to correctly parse Bytes");
+
+	assert_eq!(data, parsed.as_bytes());
+}
+
+#[test]
+fn write_bytes() {
+	let data = b"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod\
+	tempor incididunt ut labore et dolore magna aliqua.";
+
+	let writer_output = EvmDataWriter::new().write(Bytes::from(&data[..])).build();
+
+	// We can read this "manualy" using simpler functions.
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	// We pad data to a multiple of 32 bytes.
+	let mut padded = data.to_vec();
+	assert!(data.len() < 0x80);
+	padded.resize(0x80, 0);
+
+	assert_eq!(reader.read::<U256>().expect("read offset"), 32.into());
+	assert_eq!(reader.read::<U256>().expect("read size"), data.len().into());
+	let mut read = |e| reader.read::<H256>().expect(e); // shorthand
+	assert_eq!(read("read part 1"), H256::from_slice(&padded[0x00..0x20]));
+	assert_eq!(read("read part 2"), H256::from_slice(&padded[0x20..0x40]));
+	assert_eq!(read("read part 3"), H256::from_slice(&padded[0x40..0x60]));
+	assert_eq!(read("read part 4"), H256::from_slice(&padded[0x60..0x80]));
+}
+
+#[test]
+fn read_string() {
+	let data = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod\
+	tempor incididunt ut labore et dolore magna aliqua.";
+	let writer_output = EvmDataWriter::new().write(Bytes::from(data)).build();
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Bytes = reader.read().expect("to correctly parse Bytes");
+
+	assert_eq!(data, parsed.as_str().expect("valid utf8"));
+}
+
+#[test]
+fn write_string() {
+	let data = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod\
+	tempor incididunt ut labore et dolore magna aliqua.";
+
+	let writer_output = EvmDataWriter::new().write(Bytes::from(data)).build();
+
+	// We can read this "manualy" using simpler functions.
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	// We pad data to next multiple of 32 bytes.
+	let mut padded = data.as_bytes().to_vec();
+	assert!(data.len() < 0x80);
+	padded.resize(0x80, 0);
+
+	assert_eq!(reader.read::<U256>().expect("read offset"), 32.into());
+	assert_eq!(reader.read::<U256>().expect("read size"), data.len().into());
+	let mut read = |e| reader.read::<H256>().expect(e); // shorthand
+	assert_eq!(read("read part 1"), H256::from_slice(&padded[0x00..0x20]));
+	assert_eq!(read("read part 2"), H256::from_slice(&padded[0x20..0x40]));
+	assert_eq!(read("read part 3"), H256::from_slice(&padded[0x40..0x60]));
+	assert_eq!(read("read part 4"), H256::from_slice(&padded[0x60..0x80]));
+}
+
+#[test]
+fn write_vec_bytes() {
+	let data = b"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod\
+	tempor incididunt ut labore et dolore magna aliqua.";
+
+	let writer_output = EvmDataWriter::new()
+		.write(vec![Bytes::from(&data[..]), Bytes::from(&data[..])])
+		.build();
+
+	writer_output
+		.chunks_exact(32)
+		.map(|chunk| H256::from_slice(chunk))
+		.for_each(|hash| println!("{:?}", hash));
+
+	// We pad data to a multiple of 32 bytes.
+	let mut padded = data.to_vec();
+	assert!(data.len() < 0x80);
+	padded.resize(0x80, 0);
+
+	let mut reader = EvmDataReader::new(&writer_output);
+
+	// Offset of vec
+	assert_eq!(reader.read::<U256>().expect("read offset"), 32.into());
+
+	// Length of vec
+	assert_eq!(reader.read::<U256>().expect("read offset"), 2.into());
+
+	// Relative offset of first bytgmes object
+	assert_eq!(reader.read::<U256>().expect("read offset"), 0x40.into());
+	// Relative offset of second bytes object
+	assert_eq!(reader.read::<U256>().expect("read offset"), 0xe0.into());
+
+	// Length of first bytes object
+	assert_eq!(reader.read::<U256>().expect("read size"), data.len().into());
+
+	// First byte objects data
+	let mut read = |e| reader.read::<H256>().expect(e); // shorthand
+	assert_eq!(read("read part 1"), H256::from_slice(&padded[0x00..0x20]));
+	assert_eq!(read("read part 2"), H256::from_slice(&padded[0x20..0x40]));
+	assert_eq!(read("read part 3"), H256::from_slice(&padded[0x40..0x60]));
+	assert_eq!(read("read part 4"), H256::from_slice(&padded[0x60..0x80]));
+
+	// Length of second bytes object
+	assert_eq!(reader.read::<U256>().expect("read size"), data.len().into());
+
+	// Second byte objects data
+	let mut read = |e| reader.read::<H256>().expect(e); // shorthand
+	assert_eq!(read("read part 1"), H256::from_slice(&padded[0x00..0x20]));
+	assert_eq!(read("read part 2"), H256::from_slice(&padded[0x20..0x40]));
+	assert_eq!(read("read part 3"), H256::from_slice(&padded[0x40..0x60]));
+	assert_eq!(read("read part 4"), H256::from_slice(&padded[0x60..0x80]));
+}
+
+#[test]
+fn read_vec_of_bytes() {
+	let data = b"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod\
+	tempor incididunt ut labore et dolore magna aliqua.";
+
+	let writer_output = EvmDataWriter::new()
+		.write(vec![Bytes::from(&data[..]), Bytes::from(&data[..])])
+		.build();
+
+	writer_output
+		.chunks_exact(32)
+		.map(|chunk| H256::from_slice(chunk))
+		.for_each(|hash| println!("{:?}", hash));
+
+	let mut reader = EvmDataReader::new(&writer_output);
+	let parsed: Vec<Bytes> = reader.read().expect("to correctly parse Vec<u8>");
+
+	assert_eq!(vec![Bytes::from(&data[..]), Bytes::from(&data[..])], parsed);
+}
+
+// The following test parses input data generated by web3 from a Solidity contract.
+// This is important to test on external data since all the above tests can only test consistency
+// between `EvmDataReader` and `EvmDataWriter`.
+//
+// It also provides an example on how to impl `EvmData` for Solidity structs.
+//
+// struct MultiLocation {
+// 	   uint8 parents;
+// 	   bytes [] interior;
+// }
+//
+// function transfer(
+//     address currency_address,
+//     uint256 amount,
+//     MultiLocation memory destination,
+//     uint64 weight
+// ) external;
+
+#[derive(Clone, Debug, Eq, PartialEq)]
+struct MultiLocation {
+	parents: u8,
+	interior: Vec<Bytes>,
+}
+
+impl EvmData for MultiLocation {
+	fn read(reader: &mut EvmDataReader) -> EvmResult<Self> {
+		let (parents, interior) = reader.read()?;
+		Ok(MultiLocation { parents, interior })
+	}
+
+	fn write(writer: &mut EvmDataWriter, value: Self) {
+		EvmData::write(writer, (value.parents, value.interior));
+	}
+
+	fn has_static_size() -> bool {
+		<(u8, Vec<Bytes>)>::has_static_size()
+	}
+}
+
+#[crate::generate_function_selector]
+#[derive(Debug, PartialEq)]
+pub enum Action {
+	TransferMultiAsset = "transfer_multiasset((uint8,bytes[]),uint256,(uint8,bytes[]),uint64)",
+}
+
+#[test]
+fn read_complex_solidity_function() {
+	// Function call data generated by web3.
+	let data = hex!(
+		"b38c60fa
+		0000000000000000000000000000000000000000000000000000000000000080
+		0000000000000000000000000000000000000000000000000000000000000064
+		00000000000000000000000000000000000000000000000000000000000001a0
+		0000000000000000000000000000000000000000000000000000000000000064
+		0000000000000000000000000000000000000000000000000000000000000001
+		0000000000000000000000000000000000000000000000000000000000000040
+		0000000000000000000000000000000000000000000000000000000000000002
+		0000000000000000000000000000000000000000000000000000000000000040
+		0000000000000000000000000000000000000000000000000000000000000080
+		0000000000000000000000000000000000000000000000000000000000000005
+		00000003e8000000000000000000000000000000000000000000000000000000
+		0000000000000000000000000000000000000000000000000000000000000002
+		0403000000000000000000000000000000000000000000000000000000000000
+		0000000000000000000000000000000000000000000000000000000000000001
+		0000000000000000000000000000000000000000000000000000000000000040
+		0000000000000000000000000000000000000000000000000000000000000001
+		0000000000000000000000000000000000000000000000000000000000000020
+		0000000000000000000000000000000000000000000000000000000000000022
+		0101010101010101010101010101010101010101010101010101010101010101
+		0100000000000000000000000000000000000000000000000000000000000000"
+	);
+
+	let selector = EvmDataReader::read_selector::<Action>(&data).expect("to read selector");
+	let mut reader = EvmDataReader::new_skip_selector(&data).expect("to read selector");
+
+	assert_eq!(selector, Action::TransferMultiAsset);
+	// asset
+	assert_eq!(
+		reader.read::<MultiLocation>().unwrap(),
+		MultiLocation {
+			parents: 1,
+			interior: vec![Bytes::from(&hex!("00000003e8")[..]), Bytes::from(&hex!("0403")[..]),],
+		}
+	);
+
+	// amount
+	assert_eq!(reader.read::<U256>().unwrap(), 100u32.into());
+
+	// destination
+	assert_eq!(
+		reader.read::<MultiLocation>().unwrap(),
+		MultiLocation {
+			parents: 1,
+			interior: vec![Bytes::from(
+				&hex!("01010101010101010101010101010101010101010101010101010101010101010100")[..]
+			)],
+		}
+	);
+
+	// weight
+	assert_eq!(reader.read::<U256>().unwrap(), 100u32.into());
+}
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index 7c6a2f06..204023bf 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 substrate-wasm-builder = { git = "https://github.com/paritytech/substrate", optional = true , branch = "polkadot-v0.9.43" }
 
 [dependencies]
-codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
+codec = { package = "parity-scale-codec", version = "3.2.2", default-features = false, features = ["derive"] }
 hex-literal = { version = "0.4.1", optional = true }
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.7.0", default-features = false, features = ["derive"] }
@@ -49,7 +49,9 @@ sp-std = { git = "https://github.com/paritytech/substrate", default-features = f
 sp-transaction-pool = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
 sp-version = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.43" }
 
-pallet-living-assets-ownership = { version = "0.0.1", default-features = false, path = "../pallets/livingassets-ownership" }
+pallet-living-assets-ownership = { version = "0.0.1", default-features = false, path = "../pallets/living-assets-ownership" }
+# pallet-evm-precompile-sha3fips = { default-features = false, path = "../pallets/precompile/sha3fips" }
+pallet-evm-living-assets-ownership = { path = "../precompile/living-assets", default-features = false }
 
 # Polkadot
 pallet-xcm = { git = "https://github.com/paritytech/polkadot", default-features = false, branch = "release-v0.9.43" }
@@ -84,7 +86,6 @@ pallet-evm = { git = "https://github.com/paritytech/frontier.git", branch = "pol
 pallet-ethereum = { git = "https://github.com/paritytech/frontier.git", branch = "polkadot-v0.9.43", default-features = false }
 pallet-evm-chain-id = { git = "https://github.com/paritytech/frontier", branch = "polkadot-v0.9.43", default-features = false }
 pallet-evm-precompile-modexp = { git = "https://github.com/paritytech/frontier", branch = "polkadot-v0.9.43", default-features = false }
-pallet-evm-precompile-sha3fips = { git = "https://github.com/paritytech/frontier", branch = "polkadot-v0.9.43", default-features = false }
 pallet-evm-precompile-simple = { git = "https://github.com/paritytech/frontier", branch = "polkadot-v0.9.43", default-features = false }
 
 [features]
@@ -147,12 +148,12 @@ std = [
 	"pallet-evm/std",
 	"pallet-evm-chain-id/std",
 	"pallet-evm-precompile-modexp/std",
-	"pallet-evm-precompile-sha3fips/std",
 	"pallet-evm-precompile-simple/std",
 	"cumulus-pallet-session-benchmarking/std",
 	"frame-benchmarking",
 	"frame-system-benchmarking",
-	"frame-try-runtime"
+	"frame-try-runtime",
+	"pallet-evm-living-assets-ownership/std",
 ]
 
 runtime-benchmarks = [
diff --git a/runtime/src/lib.rs b/runtime/src/lib.rs
index 3040029b..1e4198eb 100644
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -98,6 +98,9 @@ pub type AccountId = <<Signature as Verify>::Signer as IdentifyAccount>::Account
 /// Balance of an account.
 pub type Balance = u128;
 
+/// Collection id
+pub type CollectionId = u64;
+
 /// Index of a transaction in the chain.
 pub type Index = u32;
 
@@ -503,7 +506,7 @@ impl pallet_collator_selection::Config for Runtime {
 
 impl pallet_living_assets_ownership::Config for Runtime {
 	type RuntimeEvent = RuntimeEvent;
-	type CollectionId = u64;
+	type CollectionId = CollectionId;
 }
 
 impl pallet_sudo::Config for Runtime {
diff --git a/runtime/src/precompiles.rs b/runtime/src/precompiles.rs
index a199669c..8aaa6e01 100644
--- a/runtime/src/precompiles.rs
+++ b/runtime/src/precompiles.rs
@@ -3,30 +3,40 @@
 use pallet_evm::{
 	IsPrecompileResult, Precompile, PrecompileHandle, PrecompileResult, PrecompileSet,
 };
+use polkadot_primitives::BlakeTwo256;
 use sp_core::H160;
 use sp_std::marker::PhantomData;
 
+use pallet_evm_living_assets_ownership::LivingAssetsOwnershipPrecompile;
 use pallet_evm_precompile_modexp::Modexp;
-use pallet_evm_precompile_sha3fips::Sha3FIPS256;
 use pallet_evm_precompile_simple::{ECRecover, ECRecoverPublicKey, Identity, Ripemd160, Sha256};
 
-pub struct FrontierPrecompiles<R>(PhantomData<R>);
+use crate::{AccountId, CollectionId};
 
-impl<R> FrontierPrecompiles<R>
+pub struct FrontierPrecompiles<Runtime>(PhantomData<Runtime>);
+
+impl<Runtime> FrontierPrecompiles<Runtime>
 where
-	R: pallet_evm::Config,
+	Runtime: pallet_evm::Config,
 {
 	pub fn new() -> Self {
 		Self(Default::default())
 	}
 	pub fn used_addresses() -> [H160; 7] {
-		[hash(1), hash(2), hash(3), hash(4), hash(5), hash(1024), hash(1025)]
+		[hash(1), hash(2), hash(3), hash(4), hash(5), hash(1025), hash(1026)]
 	}
 }
 
-impl<R> PrecompileSet for FrontierPrecompiles<R>
+type LivingAssetsPrecompile = LivingAssetsOwnershipPrecompile<
+	pallet_evm::HashedAddressMapping<BlakeTwo256>,
+	AccountId,
+	CollectionId,
+	pallet_living_assets_ownership::Pallet<crate::Runtime>,
+>;
+
+impl<Runtime> PrecompileSet for FrontierPrecompiles<Runtime>
 where
-	R: pallet_evm::Config,
+	Runtime: pallet_evm::Config + pallet_living_assets_ownership::Config,
 {
 	fn execute(&self, handle: &mut impl PrecompileHandle) -> Option<PrecompileResult> {
 		match handle.code_address() {
@@ -37,8 +47,9 @@ where
 			a if a == hash(4) => Some(Identity::execute(handle)),
 			a if a == hash(5) => Some(Modexp::execute(handle)),
 			// Non-Frontier specific nor Ethereum precompiles :
-			a if a == hash(1024) => Some(Sha3FIPS256::execute(handle)),
+			// a if a == hash(1024) => Some(Sha3FIPS256::execute(handle)),
 			a if a == hash(1025) => Some(ECRecoverPublicKey::execute(handle)),
+			a if a == hash(1026) => Some(LivingAssetsPrecompile::execute(handle)),
 			_ => None,
 		}
 	}