{
  "parent": "manic:technical/root",
  "criteria": {
    "requirement": {
      "trigger": "minecraft:item_used_on_block",
      "conditions": {
        "player": [
          {
            "condition": "minecraft:entity_properties",
            "entity": "this",
            "predicate": {
              "equipment": {
                "mainhand": {
                  "items": [
                    "minecraft:warped_fungus_on_a_stick"
                  ],
                  "nbt": "{manic:{id:\"grim_quill\"}}"
                }
              }
            }
          }
        ],
        "location": [
          {
            "condition": "minecraft:location_check",
            "predicate": {
              "block": {
                "tag": "minecraft:all_signs"
              }
            }
          }
        ]
      }
    }
  },
  "rewards": {
    "function": "manic:item/grim_quill/main"
  },
  "requirements": [
    [
      "requirement"
    ]
  ]
}
