微信卡券-自定义-custom_cell

微信卡券--custom_cell3添加进去就报错？
{"errcode":47001,"errmsg":"data format error hint: [LTnh3a0914r221]
Error before ":{"name":" ","tips":"","url":"http://www.qq.com","app_brand_user_name":"gh_0@app","app_bran..."}
捯饬半天没有
还是仔细看看文档吧
https://developers.weixin.qq.com/doc/offiaccount/Cards_and_Offer/Coupons-Mini_Program_Start_Up.html#21

自定义入口入口就只有两个呀，三个的是信息类目字段 。。。