docs: def save(self):
          """
          :return: save this routing area on Ariane server (create or update)
          """
          LOGGER.debug("RoutingArea.save")
          post_payload = {}
          consolidated_loc_id = []
  
          if self.id is not None:
              post_payload['routingAreaID'] = self.id
  
          if self.name is not None:
              post_payload['routingAreaName'] = self.name
  
          if self.description is not None:
              post_payload['routingAreaDescription'] = self.description
  
          if self.type is not None:
              post_payload['routingAreaType'] = self.type
  
          if self.multicast is not None:
              post_payload['routingAreaMulticast'] = self.multicast
  
          if self.loc_ids is not None:
              consolidated_loc_id = copy.deepcopy(self.loc_ids)
          if self.loc_2_rm is not None:
              for loc_2_rm in self.loc_2_rm:
                  if loc_2_rm.id is None:
                      loc_2_rm.sync()
                  consolidated_loc_id.remove(loc_2_rm.id)
          if self.loc_2_add is not None:
              for loc_2_add in self.loc_2_add:
                  if loc_2_add.id is None:
                      loc_2_add.save()
                  consolidated_loc_id.append(loc_2_add.id)
          post_payload['routingAreaLocationsID'] = consolidated_loc_id
  
          if self.subnet_ids is not None:
              post_payload['routingAreaSubnetsID'] = self.subnet_ids
  
          args = {'http_operation': 'POST', 'operation_path': '', 'parameters': {'payload': json.dumps(post_payload)}}
          response = RoutingAreaService.requester.call(args)
          if response.rc != 0:
              LOGGER.warning(
                  'RoutingArea.save - Problem while saving routing area' + self.name +
                  '. Reason: ' + str(response.response_content) + '-' + str(response.error_message) +
                  " (" + str(response.rc) + ")"
              )
          else:
              self.id = response.response_content['routingAreaID']
              if self.loc_2_add is not None:
                  for loc_2_add in self.loc_2_add:
                      loc_2_add.sync()
              if self.loc_2_rm is not None:
                  for loc_2_rm in self.loc_2_rm:
                      loc_2_rm.sync()
          self.loc_2_add.clear()
          self.loc_2_rm.clear()
          self.sync()
          return self