curl --location --globoff 'https://qyapi.weixin.qq.com/cgi-bin/externalcontact/get_subscribe_qr_code?access_token='{
"errcode": 0,
"errmsg": "ok",
"qrcode_big": "http://p.qpic.cn/wwhead/XXXX",
"qrcode_middle": "http://p.qpic.cn/wwhead/XXXX",
"qrcode_thumb": "http://p.qpic.cn/wwhead/XXXX"
}