import { Signature } from 'ethers';
import { CreateSignatureParams } from './types';
export declare const getEthAddressFromPublicKey: (publicKey: Uint8Array) => string;
export declare const createSignature: ({ keyId, message, address, kmsInstance }: CreateSignatureParams) => Promise<{
    r: string;
    s: string;
    v: number;
}>;
export declare const parseKmsDerSignature: (derSignature: Uint8Array) => Signature;
export declare const withRecoveryBit: (digest: string, sig: Signature, expectedAddress: string) => Signature;