/// <reference types="node" />
import Account from '../Account';
import { IUserTx } from '../types/common';
export declare function getOriginAddress(address: string): Buffer;
export declare function signTxMsg(oMsg: {
    account: Account;
    tx: IUserTx | IUserTx[];
    chainid: string;
    maxGas: number;
    nonce: number;
}): any;