curl --location --request POST 'http://dev-cn.your-api-server.com/api/v2/result_callback?timestamp=1345678901234&nonce=iuy987q4htafreqw' \
--header 'Content-Type: application/json' \
--data-raw '{
"version": "3.0", //本次固定为3.0, 通过版本信息识别,用不同的结构体去解析上述关键参数
"msg": "{\"app_id\":\"ttcfdbb96650e33350\",\"status\":\"SUCCESS\",\"order_id\":\"motb7057980663048\",\"cp_extra\":\"\",\"message\":\"\",\"event_time\":1643185934447,\"refund_id\":\"motb7014925531429\",\"out_refund_no\":\"530402398023\",\"refund_total_amount\":1,\"is_all_settled\":false,\"refund_item_detail\":{\"item_order_quantity\":1,\"item_order_detail\":[{\"refund_amount\":1,\"item_order_id\":\"motb75515980663048\"}]}}",
"type": "refund"
}'