diff --git a/.gitignore b/.gitignore
index ea46d78..9ad4f76 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@
 *.cpython-37.pyc
 **/*.log
 _test_notes
+**/logs
diff --git a/commands/constants.py b/commands/constants.py
index a48fb46..903f455 100644
--- a/commands/constants.py
+++ b/commands/constants.py
@@ -8,7 +8,7 @@
 """
 
 FISCO_RPC_ENDPOINT_DEFAULT = "http://119.23.46.126:8545"
-PROVER_SERVER_ENDPOINT_DEFAULT = "119.23.46.126:50051"
+PROVER_SERVER_ENDPOINT_DEFAULT = "139.9.222.236:50051"
 
 FISCO_ADDRESS_FILE = "keystore"
 ADDRESS_FILE_DEFAULT = "zeth-address.json"
diff --git a/test_commands/mock.py b/test_commands/mock.py
index 8a17e08..3c178f8 100644
--- a/test_commands/mock.py
+++ b/test_commands/mock.py
@@ -14,7 +14,7 @@
 from typing import Dict, List, Tuple, Optional, Any
 
 # Web3 HTTP provider
-TEST_PROVER_SERVER_ENDPOINT: str = "119.23.46.126:50051"
+TEST_PROVER_SERVER_ENDPOINT: str = "139.9.222.236:50051"
 #TEST_WEB3_PROVIDER_ENDPOINT: str = "http://localhost:8545"
 TEST_NOTE_DIR: str = "_test_notes"
 
diff --git a/vk.json b/vk.json
index d3d12ff..282410d 100644
--- a/vk.json
+++ b/vk.json
@@ -1 +1 @@
-{"alpha_g1": ["0x005b7c413eb801a3d7f69294d581e5d6c717fb95fd6343adf770568d5e99fbe4", "0x2b8f314722f1c6731affb5951f345c7c3e98b3524ab7e333a368960cbbc6ab3b"], "beta_g2": [["0x0620353fe7deeacdd08bc8acbaa3c46b2934ec6452a4bf659de928861d9ca5bd", "0x12c71f307945d1f253cc04f74371dfad91776dc55b2f7c05e209f49d8de712c2"], ["0x1fce3c25c2fc10950b851637a62a1cbdd31218d4e3cd9ce48ce1899ba98ba0e1", "0x12082aadf33ac1a003839685c00d9937827b842599faf8a838a8b429110ef04d"]], "delta_g2": [["0x20e41485926b7be3cf31d68f467315563e2851760181f3ad58356e7a38260ef5", "0x07c8d30debf3151c158bffb1fee19a9c8aa2a9c5153d0de3e6ea0ee08676c9c4"], ["0x221309c572b748b196d4e5ba03b2a6fd396a7fe0692c493c4224b45733cdb6e4", "0x2b50f1957ee50afad8f16b152527ceecef998617f672da957eb5573c455ceb80"]], "abc_g1": [["0x12736cac1adf3fd2712a53aa880aae3430e3e4f1789d5a58d3c1a1ff959b2632", "0x25bd1c0b01dc4fcf156a5f3e4f09ce46f7b9d9fd99ca5309d414c0492e681310"], ["0x2573c7599719b7d297ac877731845ba57a1e7cd7925f4e7eeef9ec6544e0b111", "0x1e00618af3d5842877c10ac24b5116c5b43b1afad7295be4dc042ca583da3374"], ["0x0e10581991d87dbdae82f8d84fdf04439a42b8c41ee462c4be83d7062e584f21", "0x0117cd24388c175d79aed4c0c08f8f0ad6206dd060930020da335ceae46efb3a"], ["0x1b80de87de20b35e77e6b44dd5ad3a6abbfb96cdab975f896ac5230bd2427aa4", "0x2593249547537e2ae0f52479192d3583aa21919a623b8748e37ab4759e90e06e"], ["0x0a64e2a889bcfa430a538e20aef70a958514836025e8fab7a0e6ee7d0912898b", "0x0ff1b8845ef380bfaa2f93158df52bcbb7f314643ceaf8dd20cdbd4a7e7d1a1a"], ["0x149b88b4b1097532ebf82c84f11c5c0a1205ed0226184071ed3d1e9b99b27813", "0x07395091101ae88201c9ed882ee72dcd482fe8621dd4ecf4104ab9235d54bde0"], ["0x0f3295d4c14fbcb3432ad0df574d5354dadeba7ee8b18b627383eeea76e50f5a", "0x07fdfa52d370e6ea5ce160630f21da12cee7115ab7f20577f875e40e3e0ef175"], ["0x22a93d553480edd5db34b095b22612ef4cc2b096812686d34127f535f209177a", "0x18eab4997c8bb35ee69d5c39df041460c38fa1d1cd2fe75ddfdb9cc9f29537a0"], ["0x17a4abbe78e39a75246d0a1e81cfbdb1aeef9e3a91b1df92e0ec9e23fa47c845", "0x09c83b2be3f8e925d880aa2c150cfe213cb23a8a92138e6b2b6dabcf45fc81e8"], ["0x17e9ccf2f79a81403677ac17fccf8d7663d6c847b0f53cba12d19accb787a148", "0x1da570e573cc5de6ce9a1b79c297cd40b3028c3b96be0ad09aa9607c9e5306c3"]]}
\ No newline at end of file
+{"alpha_g1": ["0x29cb4e382ba32033675eed1641e9b2e7b493bf8f2b9b273acaa3ca3dca48a30e", "0x2f45ff85952c01aef5dda1a66c3ea5c7a8d32ca4d21850c244fcb26dd241ea9a"], "beta_g2": [["0x18d1d978eefb645748143b334a4962ec95aad7efcc7aafb2de63b06aba1fff92", "0x14b8a7f2c8cc76371f221ad6ec29661d8a3854819a8a2b33aa922a543ca98cc4"], ["0x083e265b0f57f9a9f77689940da717989921cb870b8392d76fb20064cd521295", "0x1b893fa4f253322b8651fd6e8522d5376ef4f6c7d8d5c35d4c740184885f72ff"]], "delta_g2": [["0x1ed40ef00cc146c9150256ce90b216ba2090c37815b1c5ba94866d2dfade47f0", "0x1f10f9def70541a2659598b343fe7cff3bcc6ec508e0c0d482752c062fcbb46d"], ["0x25d7710b71e8d7b4b8f25059e0fca55648976933cf4dfd899f8f52f0f733bf96", "0x23e3c9efc1633a541a26f5a26aa34196921b93b208f3ad8c6a4a358e51f1a4a1"]], "abc_g1": [["0x175419f66a4c8c4c76d183a160c9bd48e9827d606d2a864339d9ec626c11e65a", "0x0fce65fb1b501e5b155c86081c7682f0c0f1b838805331710c27cddfcd01d9d8"], ["0x02a8907f7c46313a570fbc72c943f4b5bc5a535b4ba331f5f5e44b7b80735a6a", "0x21f3faa0cf7bfe8c609443549c50f80918293df32417dfacd3572991a1ac8a1e"], ["0x145aaf6207358071c370b8a6d1e731255b02bba92d65f7c59e0e8fb8c9a28747", "0x210f11daf2d030aada625743bfa6d275cb7f3866be87efb01e084d3de2f12cff"], ["0x2f4e80fff8d4b290a4b3562edee89b323dffe84b6621fcc2f1e1f840a548b28c", "0x0eae48fbb099ec98f57a5a8521e4ba13cbbe195a102a2066e1998f889fd4ed02"], ["0x0e19ea1bc8aa09fa8886a30b17636427d84a5212b6a3b840caf2ebf856ee3d3d", "0x0a883921dbb8f2e9c16e564dc71f9bdf3ad5218ef3b172cbc9ef0f3a26123478"], ["0x15cb593ad3445a9ee1f28f38f067783894a7ecf090b5b7b7c471ff996c837351", "0x16772e37f4c7b39d8157dfc19a429ff19ce6428c630cdbda0f6d584eadf46e38"], ["0x056d4facdc2586e1c344258e1e94b92f77ffb64495e4d5acdbf3bfc58ffeb44a", "0x1448bd83fd42d7a32c670db64ead2452b097c4b13590b2c3be122e147778d026"], ["0x0ee786ff36851476c5f19e0a1913cf7922c5012838b7287b91f37d121ba8b90e", "0x2107ef257e6a6bce6c8f13c12edac7bc162fb19ec150df69ac31b23b5627e580"], ["0x265351e34c9827f14b61c06eeaf97aa89cef49f9942c1cc2be50e3ea5ba3ec7b", "0x02e4bc856be020647ec6e25cf3a4c227fccd65de2fa4073fe40cc67cdcb091fb"], ["0x198f2f89f1a66ce77186930d3c0de1d2fd210e4861657fceba2040f2b6a70f87", "0x16c00f7d7aa967cdadeb4d6eaa519f769b598f5a6762045d291aab53c0cf0fa0"]]}
\ No newline at end of file