import { ethers, Wallet } from 'ethers';
export declare const AddressZero = "0x0000000000000000000000000000000000000000";
export declare const HashZero = "0x0000000000000000000000000000000000000000000000000000000000000000";
export declare const ONE_ETH: ethers.BigNumber;
export declare const TWO_ETH: ethers.BigNumber;
export declare const FIVE_ETH: ethers.BigNumber;
export declare function createWalletOwner(): Wallet;
export declare function getBalance(address: string): Promise<number>;
export declare function getSignatureParameters(signature: string): {
    r: string;
    s: string;
    v: number;
};
export declare const Erc20: string[];
export declare const Erc20Interface: ethers.utils.Interface;
export declare const encodeTransfer: (target: string, amount: string | number) => string;
export declare const encodeTransferFrom: (from: string, target: string, amount: string | number) => string;