diff --git a/specification/storage/Microsoft.BlobStorage/client.tsp b/specification/storage/Microsoft.BlobStorage/client.tsp
index dda836e75795..9aacc8719f89 100644
--- a/specification/storage/Microsoft.BlobStorage/client.tsp
+++ b/specification/storage/Microsoft.BlobStorage/client.tsp
@@ -40,6 +40,8 @@ namespace Customizations;
   "rust"
 );
 
+@@alternateType(AccessPolicy.expiry, string, "rust");
+@@alternateType(AccessPolicy.start, string, "rust");
 @@alternateType(BlobPropertiesInternal.contentLength, uint64, "rust");
 @@alternateType(BlobContentLengthRequired.blobContentLength, uint64, "rust");
 @@alternateType(ContentLengthResponseHeader.contentLength, uint64, "rust");
diff --git a/specification/storage/Microsoft.BlobStorage/models.tsp b/specification/storage/Microsoft.BlobStorage/models.tsp
index 488e4ef7b5ba..b8fcb44d8b73 100644
--- a/specification/storage/Microsoft.BlobStorage/models.tsp
+++ b/specification/storage/Microsoft.BlobStorage/models.tsp
@@ -435,8 +435,12 @@ model BlockLookupList {
 }
 
 /** Represents an array of signed identifiers */
-@Xml.name("SignedIdentifiers")
-model SignedIdentifiers is Array<SignedIdentifier>;
+model SignedIdentifiers {
+  /** The array of signed identifiers. */
+  @Xml.unwrapped
+  @Xml.name("SignedIdentifier")
+  items: Array<SignedIdentifier>;
+}
 
 /** The signed identifier. */
 @Xml.name("SignedIdentifier")
diff --git a/specification/storage/Microsoft.BlobStorage/routes.tsp b/specification/storage/Microsoft.BlobStorage/routes.tsp
index 27ea1d8940bd..68054c4cd7e1 100644
--- a/specification/storage/Microsoft.BlobStorage/routes.tsp
+++ b/specification/storage/Microsoft.BlobStorage/routes.tsp
@@ -327,7 +327,7 @@ interface Container {
       ...BlobPublicAccess;
       ...EtagResponseHeader;
       ...LastModifiedResponseHeader;
-      ...DateResponseHeader;
+      ...DateResponseHeaderPrivate;
     }
   >;
 
@@ -351,9 +351,9 @@ interface Container {
       ...IfUnmodifiedSinceParameter;
     },
     {
-      ...EtagResponseHeader;
-      ...LastModifiedResponseHeader;
-      ...DateResponseHeader;
+      ...EtagResponseHeaderPrivate;
+      ...LastModifiedResponseHeaderPrivate;
+      ...DateResponseHeaderPrivate;
     }
   >;