export declare function buf2hex(buffer: Uint8Array): string;
/**
 * Some function imported from https://github.com/pedrouid/enc-utils/blob/master/src/index.ts
 * enc-utils is no dependency to avoid using `Buffer` which just works in node and no browsers
 */
export declare function removeHexPrefix(hex: string): string;
export declare function addHexPrefix(hex: string): string;