{
  "mode": "simulation",
  "notice": "模拟订餐，未创建真实订单，未扣款，未核销优惠券。价格为虚构教学数据。",
  "items": [
    {
      "id": "SIM-BURGER",
      "name": "教学汉堡",
      "unitPriceFen": 1200,
      "quantity": 1,
      "subtotalFen": 1200
    },
    {
      "id": "SIM-COFFEE",
      "name": "教学咖啡",
      "unitPriceFen": 600,
      "quantity": 1,
      "subtotalFen": 600
    }
  ],
  "totalFen": 1800,
  "budgetFen": 2500,
  "withinBudget": true,
  "orderCreated": false,
  "paymentRequired": false,
  "couponRedeemed": false
}