Updated 在线授课接口定义 (markdown)

@@ -61,12 +61,18 @@ Response：
 
 Request Method： POST
 
-Request Params：
-
 
 
-Response：
+推送json：
 
 ```json
-...
+{
+    "teacher_info": {
+        "figure_url": "http://wx.qlogo.cn/mmopen/PiajxSqBRaEJrztQnGAk8X1G2A0AfjvPRBdgLFOjxsM9AoicoOUrH3Yia3qY9uic5ibQO6wMkJ6bPUx15IN4Vrxv8CA/0",
+        "teacher_name": "喜洋洋老师"
+    },
+    "group_name": "boxfish-class001",
+    "group_id": "@TGS#2AA4BQAEN",
+    "chat_room_id": "100001"
+}
 ```
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