import { SignatureLike as EthersSignatureLike } from "@ethersproject/bytes";
export declare function getPublicKeyFromPrivate(privateKey: string): string;
export declare function getCompressedPublicKey(pub: any): string;
export type SignatureTuple = [string, string, string];
export type SignatureLike = EthersSignatureLike | // { r, s, v } or { r, s, recoveryParam }
string | // compact signature
string[];
export declare function getSignatureTuple(sig: SignatureLike): SignatureTuple;
export declare function getChainIdFromSignatureTuples(signatures?: any[]): number | undefined;