## 关注/取消关注 分类 >[info] 关注/取消关注 分类 ~~~[api] post:http://ai_edu/api/member/followClass *key=key#key *sign=sign#签名 *uid=sign#用户ID *cid=sign#分类ID <<< success { "data": 1, ‘ 1已关注，0取消关注 ’ "code": 200, "msg": "success" } <<< error { "data": "", "code": "-2", "msg": "签名错误" } ~~~