{
  "type": "create:blockzapper_upgrade",
  "pattern": ["E ", "BR"],
  "key": {
    "B": {
      "tag": "forge:ingots/brass"
    },
    "R": {
      "tag": "forge:dusts/redstone"
    },
    "E": {
      "item": "create:handheld_blockzapper"
    }
  },
  "result": {
    "item": "create:handheld_blockzapper",
    "count": 1
  },
  "component": "Retriever",
  "tier": "Brass"
}