fuseio · arman-garousi-bitazza · Feb 21, 2026 · Feb 21, 2026
diff --git a/example/etherspot_wallet/batch_transfer.dart b/example/etherspot_wallet/batch_transfer.dart
@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 
 Future<void> main(List<String> arguments) async {
   final tokenAddress = arguments[0];

diff --git a/example/etherspot_wallet/erc20_transfer.dart b/example/etherspot_wallet/erc20_transfer.dart
@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 // import 'package:web3dart/crypto.dart';
 
 Future<void> main(List<String> arguments) async {

diff --git a/example/etherspot_wallet/transfer.dart b/example/etherspot_wallet/transfer.dart
@@ -2,6 +2,7 @@ import 'dart:io';
 import 'dart:typed_data';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 
 /// Run this example with: dart example/transfer.dart TARGET_ADDRESS VALUE_IN_WEI
 

diff --git a/example/kernel/address.dart b/example/kernel/address.dart
@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 
 /// Run this example with: dart example/address.dart
 

diff --git a/example/kernel/batch_transfer.dart b/example/kernel/batch_transfer.dart
@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 
 Future<void> main(List<String> arguments) async {
   final tokenAddress = arguments[0];

diff --git a/example/kernel/erc20_transfer.dart b/example/kernel/erc20_transfer.dart
@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 // import 'package:web3dart/crypto.dart';
 
 Future<void> main(List<String> arguments) async {

diff --git a/example/kernel/transfer.dart b/example/kernel/transfer.dart
@@ -2,6 +2,7 @@ import 'dart:io';
 import 'dart:typed_data';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 
 /// Run this example with: dart example/transfer.dart TARGET_ADDRESS VALUE_IN_WEI
 

diff --git a/example/simpleAccount/batch_transfer.dart b/example/simpleAccount/batch_transfer.dart
@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 
 Future<void> main(List<String> arguments) async {
   final tokenAddress = arguments[0];

diff --git a/example/simpleAccount/erc20_transfer.dart b/example/simpleAccount/erc20_transfer.dart
@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 // import 'package:web3dart/crypto.dart';
 
 Future<void> main(List<String> arguments) async {

diff --git a/example/simpleAccount/transfer.dart b/example/simpleAccount/transfer.dart
@@ -2,6 +2,7 @@ import 'dart:io';
 import 'dart:typed_data';
 
 import 'package:userop/userop.dart';
+import 'package:wallet/wallet.dart';
 
 /// Run this example with: dart example/transfer.dart TARGET_ADDRESS VALUE_IN_WEI
 

diff --git a/lib/src/builder.dart b/lib/src/builder.dart
@@ -1,4 +1,4 @@
-import 'package:web3dart/web3dart.dart';
+import 'package:wallet/wallet.dart';
 
 import './types.dart';
 

diff --git a/lib/src/client.dart b/lib/src/client.dart
@@ -1,5 +1,5 @@
 import 'package:http/http.dart' as http;
-import 'package:web3dart/crypto.dart';
+import 'package:wallet/wallet.dart';
 import 'package:web3dart/web3dart.dart';
 
 import 'package:userop/src/constants/erc_4337.dart';

diff --git a/lib/src/context.dart b/lib/src/context.dart
@@ -1,6 +1,6 @@
 import 'dart:typed_data';
 
-import 'package:web3dart/crypto.dart';
+import 'package:wallet/wallet.dart';
 import 'package:web3dart/web3dart.dart';
 
 import 'types.dart';

diff --git a/lib/src/preset/builder/etherspot_wallet.dart b/lib/src/preset/builder/etherspot_wallet.dart
@@ -1,7 +1,7 @@
 import 'dart:typed_data';
 
 import 'package:http/http.dart' as http;
-import 'package:web3dart/crypto.dart';
+import 'package:wallet/wallet.dart';
 
 import '../../../userop.dart';
 import '../../typechain/EtherspotWallet.g.dart' as etherspot_wallet_impl;

diff --git a/lib/src/preset/builder/kernel.dart b/lib/src/preset/builder/kernel.dart
@@ -1,6 +1,6 @@
 import 'dart:typed_data';
 import 'package:eth_sig_util/util/abi.dart';
-import 'package:web3dart/crypto.dart';
+import 'package:wallet/wallet.dart';
 import 'package:web3dart/json_rpc.dart';
 import 'package:http/http.dart' as http;
 
@@ -227,7 +227,7 @@ class Kernel extends UserOperationBuilder {
               ],
               [
                 0,
-                e.to.addressBytes,
+                e.to.value,
                 e.value,
                 e.data.length,
                 e.data,

diff --git a/lib/src/preset/builder/simple_account.dart b/lib/src/preset/builder/simple_account.dart
@@ -1,7 +1,7 @@
 import 'dart:typed_data';
 
 import 'package:http/http.dart' as http;
-import 'package:web3dart/crypto.dart';
+import 'package:wallet/wallet.dart';
 
 import '../../../userop.dart';
 import '../../typechain/SimpleAccount.g.dart' as simple_account_impl;

diff --git a/lib/src/preset/middleware/gas_price.dart b/lib/src/preset/middleware/gas_price.dart
@@ -1,3 +1,4 @@
+import 'package:wallet/wallet.dart';
 import 'package:web3dart/web3dart.dart';
 
 import 'package:userop/src/types.dart';

diff --git a/lib/src/preset/middleware/signature.dart b/lib/src/preset/middleware/signature.dart
@@ -1,6 +1,5 @@
 import 'package:userop/src/types.dart';
-import 'package:web3dart/credentials.dart';
-import 'package:web3dart/crypto.dart';
+import 'package:web3dart/web3dart.dart';
 
 @Deprecated('eOASignature is deprecated. Replace with signUserOpHash.')
 UserOperationMiddlewareFn eOASignature(EthPrivateKey credentials) {

diff --git a/lib/src/typechain/ECDSAKernelFactory.g.dart b/lib/src/typechain/ECDSAKernelFactory.g.dart
diff --git a/lib/src/typechain/ECDSAValidator.g.dart b/lib/src/typechain/ECDSAValidator.g.dart
diff --git a/lib/src/typechain/EntryPoint.g.dart b/lib/src/typechain/EntryPoint.g.dart