获取商城商品

{
  "code": 200,
  "data": [
    {
      "type": "traffic",
      "name": "流量包",
      "price": 0.1,
      "unit": "GB",
      "description": "无限期有效|无额外限速|支持所有节点",
      "enabled": true,
      "discountEnabled": false,
      "discountPrice": 0,
      "discountStartTime": 0,
      "discountEndTime": 0,
      "currentPrice": 0.1,
      "isDiscountActive": false,
      "discountRemainingSeconds": 0
    }
  ],
  "message": "获取成功"
}