/**
* Generate an error JSON response.
*
* @param string|null $errorCode
* @param int|null $statusCode
* @param mixed $message
* @return \Illuminate\Http\JsonResponse
*/
public function error(string $errorCode = null, int $statusCode = null, $message = null) : JsonResponse
{
return $this->errorResponse->setError($errorCode, $message)->respond($statusCode);
}