{
  "FLAGS": "browsable",

  "METADATA": {
    "MEDIA_ID": "advanced",
    "DISPLAY_TITLE": "Advanced"
  },

  "CHILDREN": [
    {
      "FLAGS": "playable",
      "METADATA": {
        "MEDIA_ID": "advanced custom_action",
        "DISPLAY_TITLE": "Custom Action",
        "DURATION": 10000
      },
      "CUSTOM_ACTIONS": ["HEART_LESS_LESS", "HEART_PLUS_PLUS"]
    },
    {
      "FLAGS": "browsable",
      "PLAYABLE_HINT": "GRID",
      "METADATA": {
        "MEDIA_ID": "advanced art nodes",
        "DISPLAY_TITLE": "Album Art"
      },
      "INCLUDE":"media_items/album_art/art_nodes.json"
    }
  ]
}