https://developers.weixin.qq.com/miniprogram/dev/server/API/kf-mgnt/kf-message/api_sendcustommessage.html

msgtype为link时,文档没有给出数据格式是怎样的,为news时,返回{"errcode":45162,"errmsg":"invalid type rid: 695e2873-77cf377a-75fb3097"}