export declare const JwtHelper: {
    createJwt(toBeSigned: Uint8Array, signature: Uint8Array): Promise<string>;
    parseJwt(jwt: string): Promise<{
        header: any;
        payload: any;
        signature: Uint8Array<ArrayBuffer>;
        toBeSigned: Uint8Array<ArrayBuffer>;
    }>;
    createToBeSigned(header: object, payload: object): Promise<Uint8Array<ArrayBuffer>>;
};