import { MoveValue } from "@aptos-labs/ts-sdk";
/**
 * Converts a string to a Uint8Array.
 *
 * @param data - The string to be converted.
 * @returns A Uint8Array representing the input string.
 */
export declare const stringToUint8Array: (data: string) => Uint8Array;
/**
 * Converts a given string to its hexadecimal representation.
 *
 * @param data - The string to be converted to hex.
 * @returns The hexadecimal representation of the input string.
 */
export declare const stringToHex: (data: string) => string;
/**
 * Converts a Uint8Array to a UTF-8 string.
 *
 * @param data - The Uint8Array to convert.
 * @returns The resulting string.
 */
export declare const uint8ArrayToString: (data: Uint8Array) => string;
/**
 * Converts a string to its hexadecimal representation.
 *
 * @param str - The input string to be converted to hexadecimal.
 * @returns The hexadecimal representation of the input string, prefixed with "0x".
 *
 * @example
 * ```typescript
 * const hexString = StringToHex("hello");
 * console.log(hexString); // Output: "0x68656c6c6f"
 * ```
 */
export declare function StringToHex(str: string): string;
/**
 * Converts a MoveValue to a bigint.
 *
 * @param value - The MoveValue to be converted.
 * @returns The converted bigint value.
 */
export declare function mapToBigInt(value: MoveValue): bigint;
/**
 * Converts a hexadecimal string to a Uint8Array.
 *
 * @param hexString - The hexadecimal string to convert. It can optionally start with "0x".
 * @returns A Uint8Array representing the binary data of the hexadecimal string.
 */
export declare const hexToUint8Array: (hexString: string) => Uint8Array;