code: def bulk_copy_files(cls, files, destination_project, api=None):
          
          api = api if api else cls._API
          files = [Transform.to_file(file) for file in files]
          data = {
              'project': destination_project,
              'file_ids': files
          }
          extra = {
              'resource': cls.__name__,
              'query': data
          }
          logger.info('Performing bulk copy', extra=extra)
          return api.post(url=cls._URL['bulk_copy'], data=data).json()
docs: Bulk copy of files.
          :param files: List containing files to be copied.
          :param destination_project: Destination project.
          :param api: Api instance.
          :return: MultiStatus copy result.