code: func (c *client) ActualLRPGroups(logger lager.Logger, filter models.ActualLRPFilter) ([]*models.ActualLRPGroup, error) {
  	request := models.ActualLRPGroupsRequest{
  		Domain: filter.Domain,
  		CellId: filter.CellID,
  	}
  	response := models.ActualLRPGroupsResponse{}
  	err := c.doRequest(logger, ActualLRPGroupsRoute_r0, nil, nil, &request, &response)
  	if err != nil {
  		return nil, err
  	}
  
  	return response.ActualLrpGroups, response.Error.ToError()
  }
docs: // DEPRECATED