{
  "version": "48",
  "mcVersion": "^1.21",
  "schema": {
    "pack.mcmeta": "json",
    "pack.png": "image/png",
    "data": {
      "<namespace>": {
        "function": "function",
        "structure": {
          "DataVersion": "int",
          "size": ["int", "int", "int"],
          "palette": [{
            "name": "blockId",
            "properties": ["string"]
          }],
          "palettes": [
            [{
              "name": "blockId",
              "properties": ["string"]
            }]
          ],
          "blocks": [{
            "state": "int",
            "pos": ["int", "int", "int"],
            "nbt": "nbt"
          }],
          "entities": [{
            "pos": ["double", "double", "double"],
            "blockPos": ["int", "int", "int"],
            "nbt": "nbt"
          }]
        },
        "tags": "tags",
        "advancment": {
          "parent": "advancment",
          "display": {
            "icon": {
              "id": "itemId",
              "count": "int",
              "components": ["itemComponent"]
            },
            "title": "jsonString",
            "description": "jsonString",
            "frame": "frame",
            "background": "resource",
            "show_toast": "bool",
            "announce_to_chat": "bool",
            "hidden": "bool"
          },
          "criteria": "criteria",
          "requirements": ["criterion_name"],
          "rewards": {
            "experience": "int",
            "function": "function",
            "loot": ["loot_table"],
            "recipes": ["recipe"]
          }
        }
      }
    }
  }
}