{"service":"ECHRAPI - Xsolla 支付路由 API","version":"v1","endpoints":["POST /cash/pay     - 创建收银支付","POST /sub/create   - 创建订阅支付","POST /sub/cancel   - 取消订阅","GET  /sub/list      - 获取所有订阅","GET  /sub/{id}      - 查询单个订阅","GET  /sub/user/{uid} - 查询用户订阅","PUT  /sub/update    - 更新订阅","POST /webhook       - 接收 Xsolla Webhook 通知"]}