{
  "criteria": {
    "requirement": {
      "trigger": "minecraft:consume_item",
      "conditions": {
        "item": {
          "predicates": {
            "minecraft:custom_data": "{rune:\"mt.mysterichant\"}"
          }
        }
      }
    }
  },
  "rewards": {
    "function": "mt:runes/mysterichant/activate"
  }
}
