use Web3p\EthereumTx\Transaction; // without chainId $transaction = new Transaction([ 'nonce' => '0x01', 'from' => '0xb60e8dd61c5d32be8058bb8eb970870f07233155', 'to' => '0xd46e8dd67c5d32be8058bb8eb970870f07244567', 'gas' => '0x76c0', 'gasPrice' => '0x9184e72a000', 'value' => '0x9184e72a', 'data' => '' ]); // with chainId $transaction = new Transaction([ 'nonce' => '0x01', 'from' => '0xb60e8dd61c5d32be8058bb8eb970870f07233155', 'to' => '0xd46e8dd67c5d32be8058bb8eb970870f07244567', 'gas' => '0x76c0', 'gasPrice' => '0x9184e72a000', 'value' => '0x9184e72a', 'chainId' => 1, 'data' => '0xd46e8dd67c5d32be8d46e8dd67c5d32be8058bb8eb970870f072445675058bb8eb970870f072445675' ]); // hex encoded transaction $transaction = new Transaction('0xf86c098504a817c800825208943535353535353535353535353535353535353535880de0b6b3a76400008025a028ef61340bd939bc2195fe537567866003e1a15d3c71ff63e1590620aa636276a067cbe9d8997f761aecb703304b3800ccf555c9f3dc64214b297fb1966a3b6d83');

use Web3p\EthereumTx\EIP1559Transaction; // generate transaction instance with transaction parameters $transaction = new EIP1559Transaction([ 'nonce' => '0x01', 'from' => '0xb60e8dd61c5d32be8058bb8eb970870f07233155', 'to' => '0xd46e8dd67c5d32be8058bb8eb970870f07244567', 'maxPriorityFeePerGas' => '0x9184e72a000', 'maxFeePerGas' => '0x9184e72a000', 'gas' => '0x76c0', 'value' => '0x9184e72a', 'chainId' => 1, // required 'accessList' => [], 'data' => '' ]);

use Web3p\EthereumTx\EIP2930Transaction; // generate transaction instance with transaction parameters $transaction = new EIP2930Transaction([ 'nonce' => '0x01', 'from' => '0xb60e8dd61c5d32be8058bb8eb970870f07233155', 'to' => '0xd46e8dd67c5d32be8058bb8eb970870f07244567', 'gas' => '0x76c0', 'value' => '0x9184e72a', 'chainId' => 1, // required 'accessList' => [], 'data' => '' ]);

use Web3p\EthereumTx\Transaction; $signedTransaction = $transaction->sign('your private key');