{"code":"SIGN_ERROR","detail":{"detail":{"issue":"sign not match"},"field":"signature","location":"authorization","sign_information":{"method":"POST","sign_message_length":295,"truncated_sign_message":"POST\n/v3/pay/transactions/native\n1611285881\nlGnNyVkoCXiHXun7xt3Ew6Hoj0PDRgrY\n{\"amount\n","url":"/v3/pay/transactions/native"}},"message":"错误的签名,验签失败"}
签名问题请参考这个哈:https://developers.weixin.qq.com/community/develop/doc/000cc4ffa2c2083e565b4dabe5fc09