```javascript
WXAPI.momentsComment(token, momentsId, uid, content)
```
+ token login credentials
+ momentsId Moments record id
+ uid This parameter can be passed empty, or the number of a certain user; if it is passed empty, it will directly comment on this circle of friends, and copying is a reply to a user's comment (for details, please refer to the comment function of WeChat circle of friends)
+ content the content of the comment
```json
{
"code": 0,
"msg": "success"
}
```