{

"mchid":"1699804678",

"out_trade_no":"123",

"appid":"wxcf81a39ba80de894",

"description":"测试测试",

"notify_url":"http://test.xunmi.org.cn/",

"amount":{

"total":2,

"currency":"CNY"

},

"payer":{

"openid":"222222222"

}

}

明明都提供了不知为何还报这个错误