{
  "version": 1,
  "unit": "mm",
  "kerf": "3",
  "trim": "6",
  "reuseMin": "150",
  "currency": "USD",
  "goal": "material",
  "parts": [
    {
      "label": "Upright",
      "length": "720",
      "quantity": "4"
    },
    {
      "label": "Crosspiece",
      "length": "480",
      "quantity": "6"
    },
    {
      "label": "Brace",
      "length": "315",
      "quantity": "4"
    }
  ],
  "stock": [
    {
      "kind": "stock",
      "label": "Pine board",
      "length": "2400",
      "quantity": "5",
      "price": "14.50"
    },
    {
      "kind": "remnant",
      "label": "Workshop offcut",
      "length": "960",
      "quantity": "2",
      "price": "0"
    }
  ]
}