{
    "display": {
      "icon": {
        "id": "minecraft:player_head"
      },
      "title": "efekt!",
      "description": "you are no longer undead",
      "background": "minecraft:textures/block/dirt.png",
      "frame": "challenge",
      "show_toast": true,
      "announce_to_chat": true
    },
      "criteria": {
        "requirement": {
          "trigger": "minecraft:effects_changed",
          "conditions": {
            "effects": {
                "minecraft:instant_damage": {}
              }
          }
        }
      },
      "rewards":{
          "function":"macabre:immune_instant_damage"
      }
    }