微信公众号模板消息规范又改了？今天发消息first.data又显示了，并且能超过20字？啥情况
之前的微信模板消息规范： https://developers.weixin.qq.com/community/develop/doc/000a2ae286cdc0f41a8face4c51801?highLine=%25E5%25BE%25AE%25E4%25BF%25A1%25E6%25A8%25A1%25E6%259D%25BF%25E6%25B6%2588%25E6%2581%25AF%25E8%25A7%2584%25E8%258C%2583 [图片]
