code: def send(self, url, http_method, **client_args):
          
          try:
              client_args.setdefault('params', {})
              client_args["params"].update({"type": "derived",
                                            "exclude_shared": "true"})
  
              return super(VisualizationManager, self).send(url,
                                                            http_method,
                                                            **client_args)
          except Exception as e:
              raise CartoException(e)
docs: Sends API request, taking into account that visualizations are only a
          subset of the resources available at the visualization endpoint
  
          :param url: Endpoint URL
          :param http_method: The method used to make the request to the API
          :param client_args: Arguments to be sent to the auth client
          :type url: str
          :type http_method: str
          :type client_args: kwargs
  
          :return:
  
          :raise: CartoException