微信小程序中小程序客服：发送外链图文消息，能发送成功，只显示白色卡片没有标题和图片点击不跳转，

发送url：https://api.weixin.qq.com/cgi-bin/message/custom/send

参数：{"touser":"ok25L112lqU1LAdybHOAQrObAAAA","msgtype":"link","news":{"articles":[{"title":"测试","description":"测试","url":"https://xxx.com","picurl":"https://xxx.com/appRes/miniProgram/logo.png"}]}}

返回值为：{"errcode":0,"errmsg":"ok"}

两个url都支持https，已经正常配置域名，且完成icp备案