https://qyapi.weixin.qq.com/cgi-bin/externalcontact/add_contact_way获取二维码
[
    'type' => 1,
    'scene' => 2,
    'state' => '123',
    'user' => '123',
    'is_temp'=> false
]
https://qyapi.weixin.qq.com/cgi-bin/externalcontact/get
返回值{"errcode":0,"errmsg":"ok","external_contact":{"external_userid":"xxxxxxx","name":"xxxx","type":1,"avatar":"xxxxxx","gender":1},"follow_user":[{"userid":"xxxx","remark":"xxxxx","description":"","createtime":1647395471,"tags":[],"remark_mobiles":[],"add_way":1,"oper_userid":"xxxxxxx"}]}