fix

@@ -119,7 +119,7 @@ module.exports = (req, res, next) => {
                             host: item.hostname,
                             host: item.hostname,
                             route: item.path
                             route: item.path
                         },
                         },
-                        field: {
+                        fields: {
                             duration: item.duration
                             duration: item.duration
                         }
                         }
                     });
                     });