{
  "orders": [
    {
      "index": 0,
      "sku": "C1",
      "quantity": 2,
      "unit": "箱",
      "needs_review": false
    },
    {
      "index": 1,
      "sku": "C1",
      "quantity": 3,
      "unit": "件",
      "needs_review": false
    },
    {
      "index": 2,
      "sku": null,
      "quantity": 1,
      "unit": "个",
      "needs_review": true
    }
  ]
}