}
            ],
            "host_selection_retry_max_attempts": "5",
            "retriable_status_codes": [
             503
            ]
           },
           "cluster_not_found_response_code": "INTERNAL_SERVER_ERROR",
           "max_grpc_timeout": "0s"
          },
          "metadata": {
           "filter_metadata": {
            "istio": {

                                "text_format_source": {

          }
         }
        ],
        "include_request_attempt_count": true
       }
      ],
      "validate_clusters": false,
      "max_direct_response_body_size_bytes": 1048576,
      "ignore_port_in_host_matching": true
     },
     "last_updated": "2023-11-29T10:46:50.869Z"
    }
   ]
  }
 ]