/// <reference types="node" />
/// <reference types="node" />
import { Buffer } from "buffer";
export declare function magicHash(message: string | Buffer, messagePrefix: string | Buffer): any;
export declare function signLegacyMessage(message: string, privateKey: Uint8Array, compressed: boolean, messagePrefix: string | Buffer): Buffer;
export declare function verifyLegacyCompactMessage(message: string, address: string, signature: Uint8Array, messagePrefix: string | Buffer): any;