api: POST https://api.weixin.qq.com/channels/ec/sharer/get_sharer_list?access_token=ACCESS_TOKEN
SharerInfo 中 unionid 是 “”
stringstringnumbernumberstring 分享员 unionid
[ {"openid"=>"xxx", "nickname"=>"xxxx", "bind_time"=>1708674929, "sharer_type"=>1, "unionid"=>""}]