private function checkIfEmptyValueReturned($tokenExpiresTime, $refreshToken, $refreshTokenExpiresTime, $accessToken){
      if(empty($tokenExpiresTime)){
        throw new SdkException("Error Retrieve RefreshToken from Response. Token Expires In Time is Empty.");
      }

      if(empty($refreshToken)){
        throw new SdkException("Error Retrieve RefreshToken from Response. Refresh Token is Empty.");
      }

      if(empty($refreshTokenExpiresTime)){
        throw new SdkException("Error Retrieve RefreshToken from Response. Refresh Token Expires Time is Empty.");
      }

      if(empty($accessToken)){
        throw new SdkException("Error Retrieve RefreshToken from Response. Access Token is Empty.");
      }
    }