export declare const fromHexString: (hexString: string) => Uint8Array;
export declare const toHexString: (bytes: Uint8Array) => string;
export declare const numberToBytes: (uint32Value: number) => Uint8Array;
export declare const bytesToBigInt: (byteArray: Uint8Array) => bigint;
export declare const isAddress: (address: string) => boolean;
