[
  {
    "createSurface": {
      "catalogId": "https://a2ui.org/specification/v0_10/basic_catalog.json",
      "surfaceId": "layout"
    },
    "version": "v0.10"
  },
  {
    "updateComponents": {
      "components": [
        {
          "component": "Text",
          "id": "text",
          "text": "A",
          "variant": "body"
        },
        {
          "component": "Text",
          "id": "text_2",
          "text": "B",
          "variant": "body"
        },
        {
          "children": [
            "text",
            "text_2"
          ],
          "component": "Row",
          "id": "row"
        },
        {
          "component": "Text",
          "id": "text_3",
          "text": "Footer",
          "variant": "body"
        },
        {
          "children": [
            "row",
            "text_3"
          ],
          "component": "Column",
          "id": "root"
        }
      ],
      "surfaceId": "layout"
    },
    "version": "v0.10"
  }
]
