diff --git a/docs/datacollect/README.md b/docs/datacollect/README.md
index 4be4ba9a..591cb3b0 100644
--- a/docs/datacollect/README.md
+++ b/docs/datacollect/README.md
@@ -349,7 +349,15 @@ PS: 同一节点只允许建立一条连接。
             "linkId": "123",
             "online": false
         }
-    ]
+    ],
+    //设备监控信息
+    "devices": [
+        {
+            //设备ID
+            "deviceId": "1123451235464",
+            //设备状态
+            "online": true
+        }]
 }
 ```