{
  "type": "container",
  "orientation": "vertical",
  "auto_animations_enabled": 1,
  "items": [
    {
      "type": "text",
      "text": "Line 1"
    },
    {
      "type": "state",
      "id": "more",
      "states": [
        {
          "state_id": "collapsed"
        },
        {
          "state_id": "expanded",
          "div": {
            "type": "container",
            "orientation": "vertical",
            "items": [
              {
                "type": "text",
                "text": "Line 2"
              },
              {
                "type": "text",
                "text": "Line 3"
              },
              {
                "type": "text",
                "text": "Line 4"
              }
            ]
          }
        }
      ]
    }
  ]
}