This endpoint retrieves attribute values for a specified list of object IDs within a given map ('map_id') and object types ('object_type'). Use this feature to obtain attribute values for points, polygons, or containers by providing their respective IDs. For container and polygon attributes, use 'container_polygon' as the object type and the container ID as the object ID. https://developer.geposit.se/docs/map-id https://developer.geposit.se/docs/object-type