🐔 支付宝·收银台

-------- 支付宝手机网站支付请求参数（mock）--------
app_id = 2021003123456789
method = alipay.trade.wap.pay
charset = utf-8
sign_type = RSA2
version = 1.0
notify_url = https://kfc.crazythu.com/notify
return_url = https://vme50.kfc/callback
biz_content = {
    "out_trade_no": "CRAZYTHU20240613"+random,
    "total_amount": "50.00",
    "subject": "疯狂星期四·V我50套餐",
    "product_code": "QUICK_WAP_WAY"
}
sign = "iU8...模拟签名..."
----------------------------------------------
💡 实际环境中会唤起支付宝收银台，本页面模拟支付结果。