code: def get_api_params(self):
          
          result = self.params
          if type(result) != dict:
              raise ValueError(
                  '{}.params should return dictionary'.format(
                      self.__class__.__name__
                  )
              )
          return result
docs: Dictionary with available API parameters
  
          :raises ValueError: If value of __class__.params is not dictionary
          :return: Should return dict with available pushalot API methods
          :rtype: dict