删除视频类别 websocket测试 POST http://localhost:8082/upaiAdmin/crm/materialVideoCategory/deleteVideoCategory 请求参数 ``` 7 //一个视频类别id 如果该id对应的分类下面有视频则不可删除 ``` 响应参数 ``` { "msg": "success", "code": 200 } ```