{
  "display": {
    "icon": {
      "id": "minecraft:cactus"
    },
    "title": "Let The Prickening Begin",
    "description": "Find The Lush Caves Leggings",
    "frame": "challenge",
    "show_toast": true,
    "announce_to_chat": true,
    "hidden": true
  },
  "parent": "mt:treasure_advancements/first_legendary_lush_caves_treasure",
  "criteria": {
    "obtainchest": {
      "trigger": "minecraft:inventory_changed",
      "conditions": {
        "items": [
          {
            "items": [
              "minecraft:leather_leggings"
            ],
            "predicates": {
  "minecraft:custom_data": "{armor:\"lush_cave_leggings\"}"
      }          }
        ]
      }
    }
  }
}
