export declare function getBase58CheckAddress(addressBytes: any): string;
export declare function decodeBase58Address(base58Sting: any): false | number[];
export declare function signTransaction(priKeyBytes: any, transaction: any): any;
export declare function buildSignature(priKeyBytes: any, transaction: any): any;
export declare function arrayToBase64String(a: any): string;
export declare function signBytes(privateKey: any, contents: any): string;
export declare function generatePrivateKey(): number[];
export declare function computeAddress(pubBytes: any): number[];
export declare function getAddressFromPriKey(priKeyBytes: any): number[];
export declare function decode58Check(addressStr: any): false | number[];
export declare function isAddressValid(base58Str: any): boolean;
export declare function getPubKeyFromPriKey(priKeyBytes: any): number[];
export declare function ECKeySign(hashBytes: any, priKeyBytes: any): string;
export declare function SHA256(msgBytes: number[]): number[];
export declare function sha3(string: any, prefix?: boolean): string;