diff --git a/analysis_options.yaml b/analysis_options.yaml
index 8b8bd247..b04be64c 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -96,7 +96,7 @@ linter:
     #- lines_longer_than_80_chars ignored because it's annoying for long literals in tests
     - non_constant_identifier_names
     - null_closures
-    - omit_local_variable_types
+#    - omit_local_variable_types
     - one_member_abstracts
     - only_throw_errors
     - overridden_fields
diff --git a/lib/src/core/block_information.dart b/lib/src/core/block_information.dart
index 8ac5a47c..45dae6ae 100644
--- a/lib/src/core/block_information.dart
+++ b/lib/src/core/block_information.dart
@@ -1,17 +1,120 @@
+import 'package:web3dart/credentials.dart';
 import 'package:web3dart/src/crypto/formatting.dart';
 import 'package:web3dart/web3dart.dart';
 
 class BlockInformation {
-  EtherAmount? baseFeePerGas;
+  final EthereumAddress? from; // Author
+  final String? boundary;
+  final String? difficulty;
+  final String? extraData;
+  final String? gasLimit;
+  final String? gasUsed;
+  final String? hash;
+  final String? logsBloom;
+  final EthereumAddress? miner;
+  final String? mixHash;
+  final String? nonce;
+  final EtherAmount? baseFeePerGas;
+  final String? number;
+  final String? parentHash;
+  final String? receiptsRoot;
+  final String? seedHash;
+  final String? sha3Uncles;
+  final String? size;
+  final String? stateRoot;
+  final String? timestamp;
+  final String? totalDifficulty;
+  final List<TransactionInformation>? transactions;
+  final String? transactionsRoot;
+  final List<dynamic>? uncles;
 
-  BlockInformation({this.baseFeePerGas});
+  BlockInformation({
+    this.from,
+    this.boundary,
+    this.difficulty,
+    this.extraData,
+    this.gasLimit,
+    this.gasUsed,
+    this.hash,
+    this.logsBloom,
+    this.miner,
+    this.mixHash,
+    this.nonce,
+    this.baseFeePerGas,
+    this.number,
+    this.parentHash,
+    this.receiptsRoot,
+    this.seedHash,
+    this.sha3Uncles,
+    this.size,
+    this.stateRoot,
+    this.timestamp,
+    this.totalDifficulty,
+    this.transactions,
+    this.transactionsRoot,
+    this.uncles,
+  });
 
   factory BlockInformation.fromJson(Map<String, dynamic> json) {
+    final List<Map<String, dynamic>>? _list = List.castFrom(json['transactions'] as List<dynamic>);
+    List<TransactionInformation>? _transactions;
+    if (_list != null) {
+      _transactions = _list.map((Map<String, dynamic> e) => TransactionInformation.fromMap(e)).toList();
+    } else {
+      _transactions = null;
+    }
+
+    final EthereumAddress? _from = json.containsKey('author') ? EthereumAddress.fromHex(json['author'] as String) : null;
+    final String? _boundary = json.containsKey('boundary') ? json['boundary'] as String : null;
+    final String? _difficulty = json.containsKey('difficulty') ? json['difficulty'] as String : null;
+    final String? _extraData = json.containsKey('extraData') ? json['extraData'] as String : null;
+    final String? _gasLimit = json.containsKey('gasLimit') ? json['gasLimit'] as String : null;
+    final String? _gasUsed = json.containsKey('gasUsed') ? json['gasUsed'] as String : null;
+    final String? _hash = json.containsKey('hash') ? json['hash'] as String : null;
+    final String? _logsBloom = json.containsKey('logsBloom') ? json['logsBloom'] as String : null;
+    final EthereumAddress? _miner = json.containsKey('miner') ? EthereumAddress.fromHex(json['miner'] as String) : null;
+    final String? _mixHash = json.containsKey('mixHash') ? json['mixHash'] as String : null;
+    final String? _nonce = json.containsKey('nonce') ? json['nonce'] as String : null;
+    final EtherAmount? _baseFeePerGas = json.containsKey('baseFeePerGas') ? EtherAmount.fromUnitAndValue(EtherUnit.wei, hexToInt(json['baseFeePerGas'] as String)) : null;
+    final String? _number = json.containsKey('number') ? json['number'] as String : null;
+    final String? _parentHash = json.containsKey('parentHash') ? json['parentHash'] as String : null;
+    final String? _receiptsRoot = json.containsKey('receiptsRoot') ? json['receiptsRoot'] as String : null;
+    final String? _seedHash = json.containsKey('seedHash') ? json['seedHash'] as String : null;
+    final String? _sha3Uncles = json.containsKey('sha3Uncles') ? json['sha3Uncles'] as String : null;
+    final String? _size = json.containsKey('size') ? json['size'] as String : null;
+    final String? _stateRoot = json.containsKey('stateRoot') ? json['size'] as String : null;
+    final String? _timestamp = json.containsKey('timestamp') ? json['timestamp'] as String : null;
+    final String? _totalDifficulty = json.containsKey('totalDifficulty') ? json['totalDifficulty'] as String : null;
+    final String? _transactionsRoot = json.containsKey('transactionsRoot') ? json['transactionsRoot'] as String : null;
+    final List<dynamic>? _uncles = json.containsKey('uncles') ? json['uncles'] as List<dynamic> : null;
+
+
     return BlockInformation(
-        baseFeePerGas: json.containsKey('baseFeePerGas')
-            ? EtherAmount.fromUnitAndValue(
-                EtherUnit.wei, hexToInt(json['baseFeePerGas'] as String))
-            : null);
+        from: _from,
+        boundary: _boundary,
+        difficulty: _difficulty,
+        extraData: _extraData,
+        gasLimit: _gasLimit,
+        gasUsed: _gasUsed,
+        hash: _hash,
+        logsBloom: _logsBloom,
+        miner: _miner,
+        mixHash: _mixHash,
+        nonce: _nonce,
+        baseFeePerGas: _baseFeePerGas,
+        number: _number,
+        parentHash: _parentHash,
+        receiptsRoot: _receiptsRoot,
+        seedHash: _seedHash,
+        sha3Uncles: _sha3Uncles,
+        size: _size,
+        stateRoot: _stateRoot,
+        timestamp: _timestamp,
+        totalDifficulty: _totalDifficulty,
+        transactions: _transactions,
+        transactionsRoot: _transactionsRoot,
+        uncles: _uncles,
+    );
   }
 
   bool get isSupportEIP1559 => baseFeePerGas != null;
diff --git a/lib/src/core/client.dart b/lib/src/core/client.dart
index a56def6d..6c875f09 100644
--- a/lib/src/core/client.dart
+++ b/lib/src/core/client.dart
@@ -187,7 +187,7 @@ class Web3Client {
       {String blockNumber = 'latest', bool isContainFullObj = true}) {
     return _makeRPCCall<Map<String, dynamic>>(
             'eth_getBlockByNumber', [blockNumber, isContainFullObj])
-        .then((json) => BlockInformation.fromJson(json));
+        .then((Map<String, dynamic> json) => BlockInformation.fromJson(json));
   }
 
   /// Gets the balance of the account with the specified address.
diff --git a/lib/src/core/transaction_information.dart b/lib/src/core/transaction_information.dart
index 73b38879..6ca95f59 100644
--- a/lib/src/core/transaction_information.dart
+++ b/lib/src/core/transaction_information.dart
@@ -1,28 +1,47 @@
 part of 'package:web3dart/web3dart.dart';
 
 class TransactionInformation {
-  TransactionInformation.fromMap(Map<String, dynamic> map)
-      : blockHash = map['blockHash'] as String,
-        blockNumber = map['blockNumber'] != null
-            ? BlockNum.exact(int.parse(map['blockNumber'] as String))
-            : const BlockNum.pending(),
-        from = EthereumAddress.fromHex(map['from'] as String),
-        gas = int.parse(map['gas'] as String),
-        gasPrice = EtherAmount.inWei(BigInt.parse(map['gasPrice'] as String)),
-        hash = map['hash'] as String,
-        input = hexToBytes(map['input'] as String),
-        nonce = int.parse(map['nonce'] as String),
-        to = map['to'] != null
+
+  TransactionInformation({
+    this.blockHash,
+    required this.blockNumber,
+    required this.from,
+    required this.gas,
+    required this.gasPrice,
+    required this.hash,
+    required this.input,
+    required this.nonce,
+    this.to,
+    this.transactionIndex,
+    required this.value,
+    required this.r,
+    required this.s,
+    required this.v
+  });
+
+  factory TransactionInformation.fromMap(Map<String, dynamic> map) {
+
+    return TransactionInformation(
+        blockHash: map['blockHash'] as String,
+        blockNumber: map['blockNumber'] != null ? BlockNum.exact(
+            int.parse(map['blockNumber'] as String)) : const BlockNum.pending(),
+        from: EthereumAddress.fromHex(map['from'] as String),
+        gas: int.parse(map['gas'] as String),
+        gasPrice: EtherAmount.inWei(BigInt.parse(map['gasPrice'] as String)),
+        hash: map['hash'] as String,
+        input: hexToBytes(map['input'] as String),
+        nonce: int.parse(map['nonce'] as String),
+        to: map['to'] != null
             ? EthereumAddress.fromHex(map['to'] as String)
             : null,
-        transactionIndex = map['transactionIndex'] != null
-            ? int.parse(map['transactionIndex'] as String)
-            : null,
-        value = EtherAmount.inWei(BigInt.parse(map['value'] as String)),
-        v = int.parse(map['v'] as String),
-        r = hexToInt(map['r'] as String),
-        s = hexToInt(map['s'] as String);
-
+        transactionIndex: map['transactionIndex'] != null ? int.parse(
+            map['transactionIndex'] as String) : null,
+        value: EtherAmount.inWei(BigInt.parse(map['value'] as String)),
+        v: int.parse(map['v'] as String),
+        r: hexToInt(map['r'] as String),
+        s: hexToInt(map['s'] as String)
+    );
+  }
   /// The hash of the block containing this transaction. If this transaction has
   /// not been mined yet and is thus in no block, it will be `null`
   final String? blockHash;
@@ -90,38 +109,41 @@ class TransactionReceipt {
       this.effectiveGasPrice,
       this.logs = const []});
 
-  TransactionReceipt.fromMap(Map<String, dynamic> map)
-      : transactionHash = hexToBytes(map['transactionHash'] as String),
-        transactionIndex = hexToDartInt(map['transactionIndex'] as String),
-        blockHash = hexToBytes(map['blockHash'] as String),
-        blockNumber = map['blockNumber'] != null
-            ? BlockNum.exact(int.parse(map['blockNumber'] as String))
-            : const BlockNum.pending(),
-        from = map['from'] != null
-            ? EthereumAddress.fromHex(map['from'] as String)
-            : null,
-        to = map['to'] != null
-            ? EthereumAddress.fromHex(map['to'] as String)
-            : null,
-        cumulativeGasUsed = hexToInt(map['cumulativeGasUsed'] as String),
-        gasUsed =
-            map['gasUsed'] != null ? hexToInt(map['gasUsed'] as String) : null,
-        effectiveGasPrice = map['effectiveGasPrice'] != null
-            ? EtherAmount.inWei(
-                BigInt.parse(map['effectiveGasPrice'] as String))
-            : null,
-        contractAddress = map['contractAddress'] != null
-            ? EthereumAddress.fromHex(map['contractAddress'] as String)
-            : null,
-        status = map['status'] != null
-            ? (hexToDartInt(map['status'] as String) == 1)
-            : null,
-        logs = map['logs'] != null
-            ? (map['logs'] as List<dynamic>)
-                .map((log) => FilterEvent.fromMap(log as Map<String, dynamic>))
-                .toList()
-            : [];
-
+  factory TransactionReceipt.fromMap(Map<String, dynamic> map) {
+    return TransactionReceipt(
+      transactionHash: hexToBytes(map['transactionHash'] as String),
+      transactionIndex: hexToDartInt(map['transactionIndex'] as String),
+      blockHash: hexToBytes(map['blockHash'] as String),
+      blockNumber: map['blockNumber'] != null
+      ? BlockNum.exact(int.parse(map['blockNumber'] as String))
+          : const BlockNum.pending(),
+      from: map['from'] != null
+      ? EthereumAddress.fromHex(map['from'] as String)
+          : null,
+      to: map['to'] != null
+      ? EthereumAddress.fromHex(map['to'] as String)
+          : null,
+      cumulativeGasUsed: hexToInt(map['cumulativeGasUsed'] as String),
+      gasUsed:
+      map['gasUsed'] != null ? hexToInt(map['gasUsed'] as String) : null,
+      effectiveGasPrice: map['effectiveGasPrice'] != null
+      ? EtherAmount.inWei(
+      BigInt.parse(map['effectiveGasPrice'] as String))
+          : null,
+      contractAddress: map['contractAddress'] != null
+      ? EthereumAddress.fromHex(map['contractAddress'] as String)
+          : null,
+      status: map['status'] != null
+      ? (hexToDartInt(map['status'] as String) == 1)
+          : null,
+      logs: map['logs'] != null
+      ? (map['logs'] as List<dynamic>)
+          .map((log) => FilterEvent.fromMap(log as Map<String, dynamic>))
+          .toList()
+          : [
+      ]
+    );
+  }
   /// Hash of the transaction (32 bytes).
   final Uint8List transactionHash;