{
  "category": "wishlist",
  "grid": { "cols": 12, "rows": 5 },
  "items": [
    { "id": "kettlebell_24", "name": "Kettlebell 24kg", "qty": 1, "unit": "want", "icon": "/assets/inventory/kettlebell.png", "w": 1, "h": 1 }
  ]
}