MineCase/data/minecraft/advancements/nether/root.json

{
  "display": {
    "icon": {
      "item": "minecraft:red_nether_bricks"
    },
    "title": {
      "translate": "advancements.nether.root.title"
    },
    "description": {
      "translate": "advancements.nether.root.description"
    },
    "frame": "task",
    "show_toast": false,
    "announce_to_chat": false,
    "hidden": false,
    "background": "minecraft:textures/gui/advancements/backgrounds/nether.png"
  },
  "criteria": {
    "entered_nether": {
      "trigger": "minecraft:changed_dimension",
      "conditions": {
        "to": "minecraft:the_nether"
      }
    }
  },
  "requirements": [
    [
      "entered_nether"
    ]
  ]
}