https://developers.weixin.qq.com/miniprogram/dev/api-backend/open-api/qr-code/wxacode.getUnlimited.html

{"errcode":-1,"errmsg":"system error rid: 62b42652-44e072e6-68db7ff1"}

{"errcode":-1,"errmsg":"system error rid: 62b42652-02d35049-76580c18"}