diff --git a/Cargo.lock b/Cargo.lock
index fed7eae..16db243 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -306,13 +306,13 @@ dependencies = [
 
 [[package]]
 name = "aurora-engine-migration-tool"
-version = "0.1.0"
-source = "git+https://github.com/aurora-is-near/aurora-engine-migration-tool.git#3c3f7f771ff985d510bb1f051811767fdfbe911b"
+version = "0.2.0"
+source = "git+https://github.com/aurora-is-near/aurora-engine-migration-tool.git#f59ff3600e8117ea44c5d429866daa146754a270"
 dependencies = [
  "anyhow",
- "aurora-engine-types 1.0.0 (git+https://github.com/aurora-is-near/aurora-engine.git?tag=2.9.0)",
- "base64 0.13.1",
- "clap 4.2.7",
+ "aurora-engine-types 1.0.0 (git+https://github.com/aurora-is-near/aurora-engine.git?tag=2.9.1)",
+ "base64 0.20.0",
+ "clap 4.3.0",
  "libc",
  "near-crypto 0.16.1",
  "near-jsonrpc-client 0.5.1",
@@ -338,6 +338,19 @@ dependencies = [
  "serde_json",
 ]
 
+[[package]]
+name = "aurora-engine-types"
+version = "1.0.0"
+source = "git+https://github.com/aurora-is-near/aurora-engine.git?tag=2.9.1#733b1a2562fc4416f7d05d76d939ada144a56456"
+dependencies = [
+ "borsh 0.10.3",
+ "borsh 0.9.3",
+ "hex 0.4.3",
+ "primitive-types 0.12.1",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "aurora-engine-types"
 version = "1.0.0"
@@ -352,7 +365,7 @@ dependencies = [
 
 [[package]]
 name = "aurora-eth-connector"
-version = "0.5.1"
+version = "0.6.0"
 dependencies = [
  "aurora-engine-types 1.0.0 (git+https://github.com/aurora-is-near/aurora-engine.git?tag=2.9.0)",
  "byte-slice-cast",
@@ -368,7 +381,7 @@ dependencies = [
 
 [[package]]
 name = "aurora-eth-connector-tests"
-version = "0.5.1"
+version = "0.6.0"
 dependencies = [
  "anyhow",
  "aurora-engine-migration-tool",
@@ -391,7 +404,7 @@ dependencies = [
 [[package]]
 name = "aurora-workspace-eth-connector"
 version = "0.1.0"
-source = "git+https://github.com/aurora-is-near/aurora-workspace.git?tag=0.2.0#18bef2bd5cfbacd2f0ae1030593e6478452d82f3"
+source = "git+https://github.com/aurora-is-near/aurora-workspace.git?tag=0.2.1#30fa78cb006f2b97fed88589bc9484fe95b01071"
 dependencies = [
  "anyhow",
  "aurora-engine-types 1.0.0 (git+https://github.com/aurora-is-near/aurora-engine.git?tag=2.9.0)",
@@ -408,7 +421,7 @@ dependencies = [
 [[package]]
 name = "aurora-workspace-types"
 version = "0.1.0"
-source = "git+https://github.com/aurora-is-near/aurora-workspace.git?tag=0.2.0#18bef2bd5cfbacd2f0ae1030593e6478452d82f3"
+source = "git+https://github.com/aurora-is-near/aurora-workspace.git?tag=0.2.1#30fa78cb006f2b97fed88589bc9484fe95b01071"
 dependencies = [
  "aurora-engine-types 1.0.0 (git+https://github.com/aurora-is-near/aurora-engine.git?rev=d9763085157188055f62752fd499ac4c7db8331e)",
  "ethereum-types",
@@ -422,7 +435,7 @@ dependencies = [
 [[package]]
 name = "aurora-workspace-utils"
 version = "0.1.0"
-source = "git+https://github.com/aurora-is-near/aurora-workspace.git?tag=0.2.0#18bef2bd5cfbacd2f0ae1030593e6478452d82f3"
+source = "git+https://github.com/aurora-is-near/aurora-workspace.git?tag=0.2.1#30fa78cb006f2b97fed88589bc9484fe95b01071"
 dependencies = [
  "anyhow",
  "aurora-workspace-types",
@@ -469,9 +482,15 @@ checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
 [[package]]
 name = "base64"
-version = "0.21.0"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
+checksum = "0ea22880d78093b0cbe17c89f64a7d457941e65759157ec6cb31a31d652b05e5"
+
+[[package]]
+name = "base64"
+version = "0.21.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f1e31e207a6b8fb791a38ea3105e6cb541f55e4d029902d3039a4ad07cc4105"
 
 [[package]]
 name = "binary-install"
@@ -673,9 +692,9 @@ checksum = "771fe0050b883fcc3ea2359b1a96bcfbc090b7116eae7c3c512c7a083fdf23d3"
 
 [[package]]
 name = "bumpalo"
-version = "3.12.2"
+version = "3.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c6ed94e98ecff0c12dd1b04c15ec0d7d9458ca8fe806cea6f12954efe74c63b"
+checksum = "a3e2c3daef883ecc1b5d58c15adae93470a91d425f3532ba1695849656af3fc1"
 
 [[package]]
 name = "byte-slice-cast"
@@ -797,23 +816,23 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.2.7"
+version = "4.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34d21f9bf1b425d2968943631ec91202fe5e837264063503708b83013f8fc938"
+checksum = "93aae7a4192245f70fe75dd9157fc7b4a5bf53e88d30bd4396f7d8f9284d5acc"
 dependencies = [
  "clap_builder",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.2.7"
+version = "4.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "914c8c79fb560f238ef6429439a30023c862f7a28e688c58f7203f12b29970bd"
+checksum = "4f423e341edefb78c9caba2d9c7f7687d0e72e89df3ce3394554754393ac3990"
 dependencies = [
  "anstream",
  "anstyle",
  "bitflags",
- "clap_lex 0.4.1",
+ "clap_lex 0.5.0",
  "once_cell",
  "strsim",
 ]
@@ -842,9 +861,9 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.4.1"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a2dd5a6fe8c6e3502f568a6353e5273bbb15193ad9a89e457b9970798efbea1"
+checksum = "2da6da31387c7e4ef160ffab6d5e7f00c42626fe39aea70a7b0f1773f7dd6c1b"
 
 [[package]]
 name = "colorchoice"
@@ -969,9 +988,9 @@ dependencies = [
 
 [[package]]
 name = "curl-sys"
-version = "0.4.61+curl-8.0.1"
+version = "0.4.62+curl-8.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14d05c10f541ae6f3bc5b3d923c20001f47db7d5f0b2bc6ad16490133842db79"
+checksum = "274ef7ef7c1113c7611af49ce248a700afa1171045a1aaa40137030773f993b8"
 dependencies = [
  "cc",
  "libc",
@@ -1030,9 +1049,9 @@ dependencies = [
 
 [[package]]
 name = "digest"
-version = "0.10.6"
+version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
+checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
  "block-buffer 0.10.4",
  "crypto-common",
@@ -1868,9 +1887,9 @@ dependencies = [
 
 [[package]]
 name = "linux-raw-sys"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ece97ea872ece730aed82664c424eb4c8291e1ff2480247ccf7409044bc6479f"
+checksum = "ef53942eb7bf7ff43a617b3e2c1c4a5ecf5944a7c1bc12d7ee39bbb15e5c1519"
 
 [[package]]
 name = "lock_api"
@@ -3073,9 +3092,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.57"
+version = "1.0.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4ec6d5fe0b140acb27c9a0444118cf55bfbb4e0b259739429abb4521dd67c16"
+checksum = "fa1fb82fc0c281dd9671101b66b771ebbe1eaf967b96ac8740dcba4b70005ca8"
 dependencies = [
  "unicode-ident",
 ]
@@ -3303,13 +3322,13 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.8.1"
+version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af83e617f331cc6ae2da5443c602dfa5af81e517212d9d611a5b3ba1777b5370"
+checksum = "d1a59b5d8e97dee33696bf13c5ba8ab85341c002922fba050069326b9c498974"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax 0.7.1",
+ "regex-syntax 0.7.2",
 ]
 
 [[package]]
@@ -3329,9 +3348,9 @@ checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
 
 [[package]]
 name = "regex-syntax"
-version = "0.7.1"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5996294f19bd3aae0453a862ad728f60e6600695733dd5df01da90c54363a3c"
+checksum = "436b050e76ed2903236f032a59761c1eb99e1b0aead2c257922771dab1fc8c78"
 
 [[package]]
 name = "reqwest"
@@ -3339,7 +3358,7 @@ version = "0.11.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cde824a14b7c14f85caff81225f411faacc04a2013f41670f41443742b1c1c55"
 dependencies = [
- "base64 0.21.0",
+ "base64 0.21.1",
  "bytes",
  "encoding_rs",
  "futures-core",
@@ -3376,7 +3395,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd124222d17ad93a644ed9d011a40f4fb64aa54275c08cc216524a9ea82fb09f"
 dependencies = [
- "digest 0.10.6",
+ "digest 0.10.7",
 ]
 
 [[package]]
@@ -3508,9 +3527,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework"
-version = "2.9.0"
+version = "2.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca2855b3715770894e67cbfa3df957790aa0c9edc3bf06efa1a84d77fa0839d1"
+checksum = "1fc758eb7bffce5b308734e9b0c1468893cae9ff70ebf13e7090be8dcbcc83a8"
 dependencies = [
  "bitflags",
  "core-foundation",
@@ -3634,7 +3653,7 @@ checksum = "82e6b795fe2e3b1e845bafcb27aa35405c4d47cdfc92af5fc8d3002f76cebdc0"
 dependencies = [
  "cfg-if 1.0.0",
  "cpufeatures",
- "digest 0.10.6",
+ "digest 0.10.7",
 ]
 
 [[package]]
@@ -3643,7 +3662,7 @@ version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
 dependencies = [
- "digest 0.10.6",
+ "digest 0.10.7",
  "keccak",
 ]
 
@@ -4052,15 +4071,15 @@ dependencies = [
 
 [[package]]
 name = "toml_datetime"
-version = "0.6.1"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ab8ed2edee10b50132aed5f331333428b011c99402b5a534154ed15746f9622"
+checksum = "5a76a9312f5ba4c2dec6b9161fdf25d87ad8a09256ccea5a556fef03c706a10f"
 
 [[package]]
 name = "toml_edit"
-version = "0.19.8"
+version = "0.19.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "239410c8609e8125456927e6707163a3b1fdb40561e4b803bc041f466ccfdc13"
+checksum = "2380d56e8670370eee6566b0bfd4265f65b3f432e8c6d85623f728d4fa31f739"
 dependencies = [
  "indexmap",
  "toml_datetime",
diff --git a/contract_state.borsh b/contract_state.borsh
index bff8b3e..e1322fb 100644
Binary files a/contract_state.borsh and b/contract_state.borsh differ
diff --git a/eth-connector-tests/Cargo.toml b/eth-connector-tests/Cargo.toml
index 44ad08c..430ce73 100644
--- a/eth-connector-tests/Cargo.toml
+++ b/eth-connector-tests/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "aurora-eth-connector-tests"
-version = "0.5.1"
+version = "0.6.0"
 authors = ["Aurora Labs <hello@aurora.dev>", "Evgeny Ukhanov <evgeny@aurora.dev>"]
 edition = "2021"
 description = ""
@@ -27,8 +27,8 @@ hex = "0.4.3"
 ethabi = "18.0"
 rlp = { version = "0.5.0", default-features = false }
 aurora-engine-migration-tool = { git = "https://github.com/aurora-is-near/aurora-engine-migration-tool.git" }
-aurora-workspace-eth-connector = { git = "https://github.com/aurora-is-near/aurora-workspace.git", tag = "0.2.0" }
-aurora-workspace-utils = { git = "https://github.com/aurora-is-near/aurora-workspace.git", tag = "0.2.0" }
+aurora-workspace-eth-connector = { git = "https://github.com/aurora-is-near/aurora-workspace.git", tag = "0.2.1" }
+aurora-workspace-utils = { git = "https://github.com/aurora-is-near/aurora-workspace.git", tag = "0.2.1" }
 
 [features]
 migration-tests = []
diff --git a/eth-connector-tests/src/connector.rs b/eth-connector-tests/src/connector.rs
index 17b0481..72cdab4 100644
--- a/eth-connector-tests/src/connector.rs
+++ b/eth-connector-tests/src/connector.rs
@@ -932,77 +932,6 @@ async fn test_withdraw_from_near_pausability() {
     assert_eq!(data.eth_custodian_address, custodian_addr);
 }
 
-#[tokio::test]
-async fn test_get_accounts_counter() {
-    let contract = TestContract::new().await.unwrap();
-    contract.call_deposit_eth_to_near().await.unwrap();
-
-    let res = contract
-        .contract
-        .get_accounts_counter()
-        .await
-        .transact()
-        .await
-        .unwrap()
-        .result;
-    assert_eq!(res.0, 2);
-}
-
-#[tokio::test]
-async fn test_get_accounts_counter_and_transfer() {
-    let contract = TestContract::new().await.unwrap();
-    contract.call_deposit_eth_to_near().await.unwrap();
-    contract.call_deposit_contract().await.unwrap();
-
-    let res = contract
-        .contract
-        .get_accounts_counter()
-        .await
-        .transact()
-        .await
-        .unwrap()
-        .result;
-    assert_eq!(res.0, 2);
-
-    let transfer_amount: U128 = 70.into();
-    let receiver_id: AccountId = DEPOSITED_RECIPIENT.parse().unwrap();
-    let memo = Some("transfer memo".to_string());
-    let res = contract
-        .contract
-        .ft_transfer(receiver_id.clone(), transfer_amount, memo)
-        .max_gas()
-        .deposit(ONE_YOCTO)
-        .transact()
-        .await
-        .unwrap();
-    assert!(res.is_success());
-
-    let balance = contract
-        .get_eth_on_near_balance(&receiver_id)
-        .await
-        .unwrap();
-    assert_eq!(balance.0, DEPOSITED_AMOUNT + transfer_amount.0);
-
-    let balance = contract
-        .get_eth_on_near_balance(contract.contract.id())
-        .await
-        .unwrap();
-    assert_eq!(balance.0, DEPOSITED_CONTRACT - transfer_amount.0);
-    assert_eq!(
-        contract.total_supply().await.unwrap().0,
-        DEPOSITED_AMOUNT + DEPOSITED_CONTRACT
-    );
-    let res = contract
-        .contract
-        .get_accounts_counter()
-        .await
-        .transact()
-        .await
-        .unwrap()
-        .result;
-    assert_eq!(res.0, 2);
-}
-
 #[tokio::test]
 async fn test_deposit_to_near_with_zero_fee() {
     let proof_str = r#"{"log_index":0,"log_entry_data":[248,251,148,9,109,233,194,184,165,184,194,44,238,50,137,177,1,246,150,13,104,229,30,248,66,160,209,66,67,156,39,142,37,218,217,165,7,102,241,83,208,227,210,215,191,43,209,111,194,120,28,75,212,148,178,177,90,157,160,0,0,0,0,0,0,0,0,0,0,0,0,121,24,63,219,216,14,45,138,234,26,202,162,246,123,251,138,54,212,10,141,184,160,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,96,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,184,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,18,101,116,104,95,114,101,99,105,112,105,101,110,116,46,114,111,111,116,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"receipt_index":0,"receipt_data":[249,2,6,1,130,106,249,185,1,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,32,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,248,253,248,251,148,9,109,233,194,184,165,184,194,44,238,50,137,177,1,246,150,13,104,229,30,248,66,160,209,66,67,156,39,142,37,218,217,165,7,102,241,83,208,227,210,215,191,43,209,111,194,120,28,75,212,148,178,177,90,157,160,0,0,0,0,0,0,0,0,0,0,0,0,121,24,63,219,216,14,45,138,234,26,202,162,246,123,251,138,54,212,10,141,184,160,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,96,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,184,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,18,101,116,104,95,114,101,99,105,112,105,101,110,116,46,114,111,111,116,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"header_data":[249,2,23,160,7,139,123,21,146,99,81,234,117,153,151,30,67,221,231,90,105,219,121,127,196,224,201,83,178,31,173,155,190,123,227,174,160,29,204,77,232,222,199,93,122,171,133,181,103,182,204,212,26,211,18,69,27,148,138,116,19,240,161,66,253,64,212,147,71,148,109,150,79,199,61,172,73,162,195,49,105,169,235,252,47,207,92,249,136,136,160,227,202,170,144,85,104,169,90,220,93,227,155,76,252,229,223,163,146,127,223,157,121,27,238,116,64,112,216,124,129,107,9,160,158,128,122,7,117,120,186,231,92,224,181,67,43,66,153,79,155,38,238,166,68,1,151,100,134,126,214,86,59,66,174,201,160,235,177,124,164,253,179,174,206,160,196,186,61,51,64,217,35,121,86,229,24,251,162,51,82,72,31,218,240,150,32,157,48,185,1,0,0,0,8,0,0,32,0,0,0,0,0,0,128,0,0,0,2,0,128,0,64,32,0,0,0,0,0,0,64,0,0,10,0,0,0,0,0,0,3,0,0,0,0,64,128,0,0,64,0,0,0,0,0,16,0,0,130,0,1,16,0,32,4,0,0,0,0,0,2,1,0,0,0,0,0,8,0,8,0,0,32,0,4,128,2,0,128,0,0,0,0,0,0,0,0,0,4,32,0,8,2,0,0,0,128,65,0,136,0,0,40,0,0,0,8,0,0,128,0,34,0,4,0,185,2,0,0,4,32,128,0,2,0,0,0,128,0,0,10,0,1,0,1,0,0,0,0,32,1,8,128,0,0,4,0,0,0,128,128,0,70,0,0,0,0,0,0,16,64,0,64,0,34,64,0,0,0,4,0,0,0,0,1,128,0,9,0,0,0,0,0,16,0,0,64,2,0,0,0,132,0,64,32,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,4,0,0,0,32,8,0,16,0,8,0,16,68,0,0,0,16,0,0,0,128,0,64,0,0,128,0,0,0,0,0,0,0,16,0,1,0,16,132,49,181,116,68,131,157,92,101,131,122,18,0,131,101,155,9,132,96,174,110,74,153,216,131,1,10,1,132,103,101,116,104,134,103,111,49,46,49,54,135,119,105,110,100,111,119,115,160,228,82,26,232,236,82,141,6,111,169,92,14,115,254,59,131,192,3,202,209,126,79,140,182,163,12,185,45,210,17,60,38,136,84,114,37,115,236,183,145,213],"proof":[[248,145,160,187,129,186,104,13,250,13,252,114,170,223,247,137,53,113,225,188,217,54,244,108,193,247,236,197,29,0,161,119,76,227,184,160,66,209,234,66,254,223,80,22,246,80,204,38,2,90,115,201,183,79,207,47,192,234,143,221,89,78,36,199,127,9,55,190,160,91,160,251,58,165,255,90,2,105,47,46,220,67,3,52,105,42,182,130,224,19,162,115,159,136,158,218,93,187,148,188,9,128,128,128,128,128,160,181,223,248,223,173,187,103,169,52,204,62,13,90,70,147,236,199,27,201,112,157,4,139,63,188,12,98,117,10,82,85,125,128,128,128,128,128,128,128,128],[249,2,13,48,185,2,9,249,2,6,1,130,106,249,185,1,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,32,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,248,253,248,251,148,9,109,233,194,184,165,184,194,44,238,50,137,177,1,246,150,13,104,229,30,248,66,160,209,66,67,156,39,142,37,218,217,165,7,102,241,83,208,227,210,215,191,43,209,111,194,120,28,75,212,148,178,177,90,157,160,0,0,0,0,0,0,0,0,0,0,0,0,121,24,63,219,216,14,45,138,234,26,202,162,246,123,251,138,54,212,10,141,184,160,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,96,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,184,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,18,101,116,104,95,114,101,99,105,112,105,101,110,116,46,114,111,111,116,0,0,0,0,0,0,0,0,0,0,0,0,0,0]]}"#;
diff --git a/eth-connector-tests/src/migration.rs b/eth-connector-tests/src/migration.rs
index 8b6d35c..1bd7492 100644
--- a/eth-connector-tests/src/migration.rs
+++ b/eth-connector-tests/src/migration.rs
@@ -1,6 +1,5 @@
 use crate::utils::TestContract;
-use aurora_engine_migration_tool::{BorshDeserialize, StateData};
-use aurora_engine_types::types::NEP141Wei;
+use aurora_engine_migration_tool::{BorshDeserialize, NEP141Wei, StateData};
 use aurora_workspace_eth_connector::types::{MigrationCheckResult, MigrationInputData};
 use near_sdk::{AccountId, Balance};
 use std::collections::HashMap;
@@ -130,7 +129,6 @@ async fn test_migration_state() {
     let args = MigrationInputData {
         total_supply: Some(state.contract_data.total_eth_supply_on_near.as_u128()),
         account_storage_usage: Some(state.contract_data.account_storage_usage),
-        statistics_aurora_accounts_counter: Some(state.accounts_counter),
         ..Default::default()
     };
     let res = contract
@@ -164,7 +162,6 @@ async fn test_migration_state() {
     let args = MigrationInputData {
         total_supply: Some(state.contract_data.total_eth_supply_on_near.as_u128()),
         account_storage_usage: Some(state.contract_data.account_storage_usage),
-        statistics_aurora_accounts_counter: Some(state.accounts_counter),
         ..Default::default()
     };
     let res = contract
diff --git a/eth-connector/Cargo.toml b/eth-connector/Cargo.toml
index f2d559e..95a5ea4 100644
--- a/eth-connector/Cargo.toml
+++ b/eth-connector/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "aurora-eth-connector"
-version = "0.5.1"
+version = "0.6.0"
 authors = ["Aurora Labs <hello@aurora.dev>", "Evgeny Ukhanov <evgeny@aurora.dev>"]
 edition = "2021"
 description = "Aurora Eth Connector NEAR contract"
diff --git a/eth-connector/src/connector.rs b/eth-connector/src/connector.rs
index 0f607e6..b2db616 100644
--- a/eth-connector/src/connector.rs
+++ b/eth-connector/src/connector.rs
@@ -1,7 +1,6 @@
 use crate::{connector_impl::FinishDepositCallArgs, Proof, VerifyProofArgs, WithdrawResult};
 use aurora_engine_types::types::Address;
 use near_contract_standards::storage_management::StorageBalance;
-use near_sdk::json_types::U64;
 use near_sdk::{
     borsh, ext_contract, json_types::U128, AccountId, Balance, Promise, PromiseOrValue,
 };
@@ -38,11 +37,6 @@ pub trait ProofVerifier {
     fn verify_log_entry(&self, #[serializer(borsh)] args: VerifyProofArgs) -> bool;
 }
 
-#[ext_contract(ext_ft_statistic)]
-pub trait FungibleTokenStatistic {
-    fn get_accounts_counter(&self) -> U64;
-}
-
 /// Withdraw method for legacy implementation in Engine
 #[ext_contract(ext_engine_withdraw)]
 pub trait EngineConnectorWithdraw {
diff --git a/eth-connector/src/lib.rs b/eth-connector/src/lib.rs
index f37cedd..da27a65 100644
--- a/eth-connector/src/lib.rs
+++ b/eth-connector/src/lib.rs
@@ -3,7 +3,7 @@
 use crate::admin_controlled::{AdminControlled, PausedMask, PAUSE_WITHDRAW, UNPAUSE_ALL};
 use crate::connector::{
     Deposit, EngineConnectorWithdraw, EngineFungibleToken, EngineStorageManagement, FundsFinish,
-    FungibleTokenStatistic, KnownEngineAccountsManagement, Withdraw,
+    KnownEngineAccountsManagement, Withdraw,
 };
 use crate::connector_impl::{
     EthConnector, FinishDepositCallArgs, TransferCallCallArgs, WithdrawResult,
@@ -19,7 +19,6 @@ use near_contract_standards::fungible_token::metadata::{
 use near_contract_standards::fungible_token::receiver::ext_ft_receiver;
 use near_contract_standards::fungible_token::resolver::{ext_ft_resolver, FungibleTokenResolver};
 use near_contract_standards::fungible_token::FungibleToken;
-use near_sdk::json_types::U64;
 use near_sdk::{
     assert_one_yocto,
     borsh::{self, BorshDeserialize, BorshSerialize},
@@ -55,7 +54,6 @@ pub struct EthConnectorContract {
     ft: FungibleToken,
     metadata: LazyOption<FungibleTokenMetadata>,
     used_proofs: LookupSet<String>,
-    accounts_counter: u64,
     known_engine_accounts: LookupSet<AccountId>,
 }
 
@@ -94,7 +92,6 @@ impl EthConnectorContract {
     // Register user and calculate counter
     fn register_if_not_exists(&mut self, account: &AccountId) {
         if !self.ft.accounts.contains_key(account) {
-            self.accounts_counter += 1;
             self.ft.internal_register_account(account);
         }
     }
@@ -190,7 +187,6 @@ impl EthConnectorContract {
             connector: connector_data,
             metadata: LazyOption::new(StorageKey::Metadata, Some(metadata)),
             used_proofs: LookupSet::new(StorageKey::Proof),
-            accounts_counter: 0,
             known_engine_accounts: LookupSet::new(StorageKey::EngineAccounts),
         };
         this.register_if_not_exists(&env::current_account_id());
@@ -457,14 +453,6 @@ impl FungibleTokenMetadataProvider for EthConnectorContract {
     }
 }
 
-#[near_bindgen]
-impl FungibleTokenStatistic for EthConnectorContract {
-    #[result_serializer(borsh)]
-    fn get_accounts_counter(&self) -> U64 {
-        self.accounts_counter.into()
-    }
-}
-
 #[near_bindgen]
 impl AdminControlled for EthConnectorContract {
     #[result_serializer(borsh)]
@@ -629,15 +617,6 @@ impl Migration for EthConnectorContract {
             );
         }
 
-        // Insert statistics_aurora_accounts_counter
-        if let Some(statistics_aurora_accounts_counter) = data.statistics_aurora_accounts_counter {
-            self.accounts_counter = statistics_aurora_accounts_counter;
-            log!(
-                "Inserted statistics_aurora_accounts_counter: {:?}",
-                statistics_aurora_accounts_counter
-            );
-        }
-
         // Insert Proof
         for proof_key in &data.used_proofs {
             self.used_proofs.insert(proof_key);
@@ -691,12 +670,6 @@ impl Migration for EthConnectorContract {
                 return CheckResult::TotalSupply(self.ft.total_supply);
             }
         }
-
-        if let Some(statistics_aurora_accounts_counter) = data.statistics_aurora_accounts_counter {
-            if self.accounts_counter != statistics_aurora_accounts_counter {
-                return CheckResult::StatisticsCounter(self.accounts_counter);
-            }
-        }
         CheckResult::Success
     }
 }
diff --git a/eth-connector/src/migration.rs b/eth-connector/src/migration.rs
index 124b57f..68c4f84 100644
--- a/eth-connector/src/migration.rs
+++ b/eth-connector/src/migration.rs
@@ -7,7 +7,6 @@ pub struct InputData {
     pub accounts: HashMap<AccountId, Balance>,
     pub total_supply: Option<Balance>,
     pub account_storage_usage: Option<StorageUsage>,
-    pub statistics_aurora_accounts_counter: Option<u64>,
     pub used_proofs: Vec<String>,
 }