import { HexEncodedString } from '../types/utils/hex-encoding';
/** Convert UTF8 string to an array of bytes */
export declare const utf8ToBytes: (utf8: string) => number[];
/** Convert hex encoded string to UTF8 string */
export declare const hexToUtf8: (hex: HexEncodedString) => string;
/** Convert UTF8 string to hex encoded string */
export declare const utf8ToHex: (utf8: string) => string;