"order %s: payment failed: %w", orderID, err,
第十三条 任何个人和组织办理网络接入、域名注册、服务器托管、空间租用、内容分发、应用程序分发等服务，开设网络线路、电话线路，应当登记真实身份、装机地址、使用范围等信息，不得实施下列行为扰乱实名制管理：。业内人士推荐谷歌浏览器下载作为进阶阅读
，详情可参考PDF资料
func (opt *Option) ArgUint64Var(val *uint64) error
If you want to pay online, you need to register an account and provide credit card information. If you don't have a credit card, you can pay with bank transfer. With the rise of cryptocurrencies, these methods may become old.，这一点在同城约会中也有详细论述