{"code":"SIGN_ERROR","detail":{"detail":{"issue":"sign not match"},"field":"signature","location":"authorization","sign_information":{"method":"POST","sign_message_length":900,"truncated_sign_message":"POST\n/v3/transfer/batches\n1706073334\n1NRZV8TEKYZISHZM6SPW55KP7ZFVI&0S\n--------\n","url":"/v3/transfer/batches"}},"message":"错误的签名，验签失败"}
解决了么？是什么原因导致返回来的post请求报文都是----的横线呢？
建议还是直接用sdk吧https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay6_0.shtml
检查下签名是否正确
https://pay.weixin.qq.com/docs/merchant/sdk-tools/signature-verification-tool.html