公众号认证完之后小程序还需要认证费用吗？

财付通免输卡号绑卡测试秘钥，文档中两个私钥（一个是java用的）一个公钥，怎么理解？这个公钥跟这两个私钥都能够匹配？https://pay.weixin.qq.com/wiki/doc/apiv3/download/%E8%B4%A2%E4%BB%98%E9%80%9A%E5%85%8D%E8%BE%93%E5%8D%A1%E5%8F%B7%E7%BB%91%E5%8D%A1%E6%B5%8B%E8%AF%95%E7%A7%98%E9%92%A5.pdf

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[图片]报错结果是message: "The `certs(794AE336004807322B73B9F05564B6A6263DB269)` contains the merchant's certificate serial number(794AE336004807322B73B9F05564B6A6263DB269) which is not allowed here.

{"level":30,"time":1742134233537,"pid":2227109,"hostname":"iZ7xvhr9e4wz59k6hz96noZ","reqId":"req-74","res":{"statusCode":400},"err":{"message":"Request failed with status code 400","name":"AxiosError","stack":"AxiosError: Request failed with status code 400\n    at settle (/project/node_modules/axios/dist/node/axios.cjs:2031:12)\n    at IncomingMessage.handleStreamEnd (/project/node_modules/axios/dist/node/axios.cjs:3148:11)\n    at IncomingMessage.emit (node:events:529:35)\n    at endReadableNT (node:internal/streams/readable:1400:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:82:21)\n    at Axios.request (/project/node_modules/axios/dist/node/axios.cjs:4258:41)\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)\n    at async Object.<anonymous> (/project/src/router/wx.js:65:12)","config":{"transitional":{"silentJSONParsing":true,"forcedJSONParsing":true,"clarifyTimeoutError":false},"adapter":["xhr","http","fetch"],"transformRequest":[null],"transformResponse":[null],"timeout":0,"xsrfCookieName":"XSRF-TOKEN","xsrfHeaderName":"X-XSRF-TOKEN","maxContentLength":-1,"maxBodyLength":-1,"env":{},"headers":{"Accept":"application/json","Content-Type":"application/json","Authorization":"WECHATPAY2-SHA256-RSA2048 mchid=\"1639740100\",nonce_str=\"BA476C32BFD54A4061592B8B48F3007D\",signature=\"cK2vwVIt+6UHkPamnJLdIPaOyfDLxSCxfJeRmalALCZBSCkL5y9Ox1AWfGJxd1qPIaOytcZzVceJEsQVhVNoNL0Sqopc6nXU+FB+sedEwgjj+cPFX2fAKqXZZ25+zRr+nPbXR/fGNcpCw0g2b53G9gr3VZWD/GA8W5yzT+lb8PzCoQOSLAdUsquXscuUMvnXL7pJUzoXNYMCr7/at/xYZTX+QKOcb5a3HUMrg9eXAM0FuE9V0mRrnWEB8o+GfHIs4YSBlHKR6NrGd4QKWC0FXeFqHu5i4EEYutLm9unz1I5k1+GL/35iGkVbOe1MMiQgzK6tuZzfCoRdYXF6ChoZNQ==\",timestamp=\"1742134233\",serial_no=\"384F842C4F75E92BD29BAB111111BD411958D3B7\"","User-Agent":"axios/1.8.1","Content-Length":"231","Accept-Encoding":"gzip, compress, deflate, br"},"method":"post","url":"https://api.mch.weixin.qq.com/v3/pay/transactions/jsapi","data":"{\"appid\":\"wx623ed1364cfa311c\",\"mchid\":\"1639740100\",\"description\":\"开通会员\",\"out_trade_no\":\"wpb1742134232309\",\"notify_url\":\"https://www.wpbjiuy/client\",\"amount\":{\"total\":1},\"payer\":{\"openid\":\"041Rxu000JgSTT1jx64008OR8X0Rxu0A\"}}","allowAbsoluteUrls":true},"code":"1111","status":400},"msg":"Request failed with status code 400"}

为什么我的特约商户没有小程序支付这个产品呢

我在用PHP的sdk进行jsapi下单的时候，会提示签名错误，怎么解决呢？ [图片] [图片]

调用https://api.mch.weixin.qq.com/v3/merchant/fund/balance/OPERATION接口，返回 {     "code": "NO_AUTH",     "message": "当前商户号没有使用该接口的权限" } 是为什么？怎么做才能查询余额

微信小程序电商平台商家入驻合规的姓名、手机号、身份证三要素验证怎么做？

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