Account system for Muta framework,
const Account = require('@mutadev/account');
const account = new Account('0x...');
account.signTransaction({
service: '...',
method: '...',
payload: '{...}',
sender: '0x...',
});
const Account = require('@mutadev/account');
const account = new Account('0x...');
// a signed transaction from another account
const signedTransaction = {};
account.signTransaction(signedTransaction);