[
    {
      "weight": 1,
      "value": {
        "template": "the_vault:vault/rooms/challenge/x-mark_trap1",
        "palettes": ["the_vault:x-mark/base"]
      }
    },
    {
      "weight": 1,
      "value": {
        "template": "the_vault:vault/rooms/challenge/x-mark_treasure1",
        "palettes": ["the_vault:x-mark/base"]
      }
    }
  ]