[
  {
    "function": "minecraft:copy_nbt",
    "source": {
      "type": "minecraft:storage",
      "source": "sanguine:storage"
    },
    "ops": [
      {
        "source": "root.temp.repair_cost",
        "target": "RepairCost",
        "op": "replace"
      }
    ]
  }
]
