{
  "materials": [
    {
      "item": {
        "tag": "forge:gems/diamond"
      },
      "count": 4
    },
    {
      "item": {
        "tag": "forge:ingots/gold"
      },
      "count": 16
    },
    {
      "item": {
        "tag": "forge:ingots/iron"
      },
      "count": 110
    },
    {
      "item": {
        "tag": "forge:rods/blaze"
      },
      "count": 2
    }
  ],
  "result": {
    "type": "gun",
    "id": "tacz:m249"
  }
}