/**
 * Converts a Base64 string to a Uint8Array.
 * @param {string} base64 - The Base64 encoded string.
 * @returns {Uint8Array} The decoded Uint8Array.
 */
export function base64ToUint8Array(base64: string): Uint8Array;
/**
 * Converts a hexadecimal string to a Uint8Array.
 * @param {string} hex - The hexadecimal string.
 * @returns {Uint8Array} The decoded Uint8Array.
 */
export function hexToUint8Array(hex: string): Uint8Array;