"value": "default"
               }
              }
             ]
            },
            "server_name": "istio-envoy",
            "use_remote_address": false,
            "forward_client_cert_details": "APPEND_FORWARD",
            "set_current_client_cert_details": {
             "subject": true,
             "dns": true,
             "uri": true
            },
            "upgrade_configs": [