获取用户基本信息(UnionID机制) 获取不到UnionID
https://developers.weixin.qq.com/doc/offiaccount/User_Management/Get_users_basic_information_UnionID.html 我已经关注测试公众号，为什么拿不到unionID, 拿到的结果是：{
"country": "",
"qr_scene": 123123,
"subscribe": 1,
"city": "",
"openid": "ojhbM6aKY4HE7fLGlb7UDK5McwPE",
"tagid_list": [],
"sex": 0,
"groupid": 0,
"language": "zh_CN",
"remark": "",
"subscribe_time": 1691133840,
"province": "",
"subscribe_scene": "ADD_SCENE_QR_CODE",
"nickname": "",
"headimgurl": "",
"qr_scene_str": ""
}
