/**
 * Represents an `Error` that occurs during decoding.
 *
 * position The position in the bytecode where the error occurred.
 * @param data the hexadecimal string to convert to `Uint8Array`
 * @returns the `Uint8Array` representation of `hexstr`
 */
export declare function arrayify(data: Uint8Array | ArrayLike<number> | string): Uint8Array;
export declare function hexlify(data: Uint8Array): string;