docs: def json_2_routing_area(json_obj):
          """
          transform JSON obj coming from Ariane to ariane_clip3 object
          :param json_obj: the JSON obj coming from Ariane
          :return: ariane_clip3 RoutingArea object
          """
          LOGGER.debug("RoutingArea.json_2_routing_area")
          return RoutingArea(raid=json_obj['routingAreaID'],
                             name=json_obj['routingAreaName'],
                             description=json_obj['routingAreaDescription'],
                             ra_type=json_obj['routingAreaType'],
                             multicast=json_obj['routingAreaMulticast'],
                             routing_area_loc_ids=json_obj['routingAreaLocationsID'],
                             routing_area_subnet_ids=json_obj['routingAreaSubnetsID'])