{
  "id": 1,
  "quantity": 1,
  "variation_id": 1,
  "variation": [
    {
      "attribute": "string-value",
      "value": "string-value"
    }
  ],
  "item_data": [
    {
      "name": "Example Name",
      "value": "string-value"
    }
  ]
}