code: def get_metadata(self, dataset_identifier, content_type="json"):
          '''
          Retrieve the metadata for a particular dataset.
          '''
          resource = _format_old_api_request(dataid=dataset_identifier, content_type=content_type)
          return self._perform_request("get", resourcef get_metadata(self, dataset_identifier, content_type="json"):
          '''
          Retrieve the metadata for a particular dataset.
          '''
          resource = _format_old_api_request(dataid=dataset_identifier, content_type=content_type)
          return self._perform_request("get", resource)
docs: Retrieve the metadata for a particular dataset.