fix: revert the changes and just spread extra fields

Author: nicolasbrugneaux

packages/web3-eth/src/utils/prepare_transaction_for_signing.ts

@@ -34,23 +34,25 @@ import { transactionBuilder } from './transaction_builder.js';
 
 const getEthereumjsTxDataFromTransaction = (
 	transaction: FormatType<PopulatedUnsignedTransaction, typeof ETH_DATA_FORMAT>,
-) => {
-	const txData = { ...transaction };
-
-	const aliases = [
-		['input', 'data'],
-		['gas', 'gasLimit'],
-	] as const;
-
-	for (const [oldField, newField] of aliases) {
-		if (typeof txData[oldField] !== 'undefined') {
-			txData[newField] = txData[oldField]!;
-			delete txData[oldField];
-		}
-	}
-
-	return txData;
-};
+) => ({
+	...transaction,
+	gasPrice: transaction.gasPrice,
+	gasLimit: transaction.gasLimit ?? transaction.gas,
+	to: transaction.to,
+	value: transaction.value,
+	data: transaction.data ?? transaction.input,
+	type: transaction.type,
+	chainId: transaction.chainId,
+	accessList: (
+		transaction as FormatType<PopulatedUnsignedEip2930Transaction, typeof ETH_DATA_FORMAT>
+	).accessList,
+	maxPriorityFeePerGas: (
+		transaction as FormatType<PopulatedUnsignedEip1559Transaction, typeof ETH_DATA_FORMAT>
+	).maxPriorityFeePerGas,
+	maxFeePerGas: (
+		transaction as FormatType<PopulatedUnsignedEip1559Transaction, typeof ETH_DATA_FORMAT>
+	).maxFeePerGas,
+});
 
 const getEthereumjsTransactionOptions = (
 	transaction: FormatType<PopulatedUnsignedTransaction, typeof ETH_DATA_FORMAT>,