code: def _on_report(_loop, adapter, conn_id, report):
      
  
      conn_string = None
      if conn_id is not None:
          conn_string = adapter._get_property(conn_id, 'connection_string')
  
      if isinstance(report, BroadcastReport):
          adapter.notify_event_nowait(conn_string, 'broadcast', report)
      elif conn_string is not None:
          adapter.notify_event_nowait(conn_string, 'report', report)
      else:
          adapter._logger.debug("Dropping report with unknown conn_id=%s", conn_id)
docs: Callback when a report is received.