获取分享员接口
https://developers.weixin.qq.com/doc/channels/API/sharer/search_sharer.html
返回的数据结构 
{"errcode":0,"errmsg":"ok","openid":"obc","nickname":"111111",
"bind_time":1720090393,"sharer_type":0,"unionid":""}
换一个类型的分销员也是返回空
{"errcode":0,"errmsg":"ok","openid":"obcO","nickname":"123456",
"bind_time":1692071079,"sharer_type":1,"unionid":""}

获取分销员列表接口
https://developers.weixin.qq.com/doc/channels/API/sharer/get_sharer_list.html
{"errcode":0,"errmsg":"ok","sharer_info_list":[
{"openid":"obc","nickname":"111111","bind_time":1720090393,"sharer_type":0,"unionid":""}
]}
换一个类型的分销员也是返回空
{"errcode":0,"errmsg":"ok","sharer_info_list":[
{"openid":"obc","nickname":"123456","bind_time":1692071079,"sharer_type":1,"unionid":""}
]}

现在是不返回unionId了么？