code: async def _get_annotations(entity_tag, connection):
      
      facade = client.AnnotationsFacade.from_connection(connection)
      result = (await facade.Get([{"tag": entity_tag}])).results[0]
      if result.error is not None:
          raise JujuError(result.error)
      return result.annotations
docs: Get annotations for the specified entity
  
      :return dict: The annotations for the entity