{
  "type": "minecraft:empty",
  "pools": [
    {
      "rolls": 1.0,
      "bonus_rolls": 0.0,
      "entries": [
        {"type": "minecraft:item", "name": "thermal:silver_ingot"},
        {"type": "minecraft:item", "name": "immersiveengineering:dragons_breath"},
        {"type": "minecraft:item", "name": "immersiveengineering:homing"},
        {"type": "minecraft:item", "name": "immersiveengineering:toolupgrade_revolver_magazine"}
      ]
    }
  ]
}
