import type { HexString } from '@polkadot/util/types';
/**
 * @name sr25519VrfVerify
 * @description Verify with sr25519 vrf verification
 */
export declare function sr25519VrfVerify(message: HexString | Uint8Array | string, signOutput: HexString | string | Uint8Array, publicKey: HexString | Uint8Array | string, context?: HexString | string | Uint8Array, extra?: HexString | string | Uint8Array): boolean;