delegateExecute.js

import { ethers } from 'ethers';

const priKey = '';

// Contract info
const personalWalletAddress = '0x4378Faec5cCfCC6B9E1A8174435eB4354398EDdd';
// eslint-disable-next-line object-curly-newline
const personalWalletAbi = [{ constant: false, inputs: [ { name: '_to', type: 'address[]' }, { name: '_value', type: 'uint256[]' }, { name: '_idx', type: 'uint256[]' }, { name: '_data', type: 'bytes' }, { name: '_nonce', type: 'uint256' }, { name: '_v', type: 'uint8' }, { name: '_r', type: 'bytes32' }, { name: '_s', type: 'bytes32' } ], name: 'batchDelegateExecute', outputs: [], payable: false, stateMutability: 'nonpayable', type: 'function' }, { constant: false, inputs: [ { name: '_to', type: 'address[]' }, { name: '_value', type: 'uint256[]' }, { name: '_idx', type: 'uint256[]' }, { name: '_data', type: 'bytes' } ], name: 'batchExecute', outputs: [], payable: false, stateMutability: 'nonpayable', type: 'function' }, { constant: false, inputs: [ { name: '_to', type: 'address' }, { name: '_value', type: 'uint256' }, { name: '_data', type: 'bytes' }, { name: '_nonce', type: 'uint256' }, { name: '_v', type: 'uint8' }, { name: '_r', type: 'bytes32' }, { name: '_s', type: 'bytes32' } ], name: 'delegateExecute', outputs: [], payable: false, stateMutability: 'nonpayable', type: 'function' }, { constant: false, inputs: [ { name: '_to', type: 'address' }, { name: '_value', type: 'uint256' }, { name: '_data', type: 'bytes' } ], name: 'execute', outputs: [], payable: false, stateMutability: 'nonpayable', type: 'function' }, { constant: false, inputs: [ { name: '_owner', type: 'address' } ], name: 'setOwner', outputs: [], payable: false, stateMutability: 'nonpayable', type: 'function' }, { constant: false, inputs: [ { name: '_recovery', type: 'address' } ], name: 'setRecovery', outputs: [], payable: false, stateMutability: 'nonpayable', type: 'function' }, { inputs: [ { name: '_owner', type: 'address' }, { name: '_recovery', type: 'address' } ], payable: false, stateMutability: 'nonpayable', type: 'constructor' }, { payable: true, stateMutability: 'payable', type: 'fallback' }, { anonymous: false, inputs: [ { indexed: false, name: 'to', type: 'address' }, { indexed: false, name: 'value', type: 'uint256' }, { indexed: false, name: 'data', type: 'bytes' } ], name: 'Execute', type: 'event' }, { constant: true, inputs: [ { name: '_owner', type: 'address' } ], name: 'isOwner', outputs: [ { name: '', type: 'bool' } ], payable: false, stateMutability: 'view', type: 'function' }, { constant: true, inputs: [ { name: '_data', type: 'bytes' }, { name: '_signature', type: 'bytes' } ], name: 'isValidSignature', outputs: [ { name: 'magicValue', type: 'bytes4' } ], payable: false, stateMutability: 'view', type: 'function' }, { constant: true, inputs: [], name: 'nonce', outputs: [ { name: '', type: 'uint256' } ], payable: false, stateMutability: 'view', type: 'function' }, { constant: true, inputs: [], name: 'owner', outputs: [ { name: '', type: 'address' } ], payable: false, stateMutability: 'view', type: 'function' }, { constant: true, inputs: [], name: 'owners', outputs: [ { name: '_owners', type: 'address[]' } ], payable: false, stateMutability: 'view', type: 'function' }, { constant: true, inputs: [], name: 'recovery', outputs: [ { name: '', type: 'address' } ], payable: false, stateMutability: 'view', type: 'function' } ];

// Create wallet
const provider = ethers.getDefaultProvider('ropsten');
const wallet = new ethers.Wallet(priKey, provider);

// Prepare data to sign
const to = '0x4378Faec5cCfCC6B9E1A8174435eB4354398EDdd'; // to address
const value = 100000000000000; // ETH
const txData = '0x'; // tx data
const nonce = 0; // tx nonce

// Convert data to hash
const hash = ethers.utils.solidityKeccak256(['address', 'uint256', 'bytes', 'uint256'], [to, value, txData, nonce]);
console.log('hash: ', hash);

// Sign
wallet.signMessage(hash).then((result) => {
    console.log('signature: ', result);

    // Get v, r, s of signature
    const sig = ethers.utils.splitSignature(result);
    console.log('v, r, s:', sig.v, sig.r, sig.s);

    // Execute
    const contract = new ethers.Contract(personalWalletAddress, personalWalletAbi, wallet);
    return contract.delegateExecute(
        to, value, txData, nonce, sig.v, sig.r, sig.s,
    );
}).then((result) => {
    console.log(result);
});