{HTTP/1.1 500 Internal Server Error [Server: nginx, Date: Tue, 30 Nov 2021 01:31:20 GMT, Content-Type: application/json; charset=utf-8, Content-Length: 66, Connection: keep-alive, Keep-Alive: timeout=8, Cache-Control: no-cache, must-revalidate, X-Content-Type-Options: nosniff, Request-ID: 08E8FD958D06108A0418DFDB8C5820C5CF0228CC9804-270283281, Content-Language: zh-CN] ResponseEntityProxy{[Content-Type: application/json; charset=utf-8,Content-Length: 66,Chunked: false]}}
failed,resp code = 500,return body = {"code":"SYSTEM_ERROR","message":"系统繁忙，请稍后重试"}
500报错，一般是请求参数非法导致的问题，优先检查商户号与证书序列号，然后检查请求参数与文档要求是否一致，可以通过这个脚本来验证https://github.com/wechatpay-apiv3/wechatpay-postman-script
08E8FD958D06108A0418DFDB8C5820C5CF0228CC9804-270283281 拿这个到 https://support.pay.weixin.qq.com/online-service 在线咨询