{
  "type": "block",
  "id": "0",
  "flavour": "affine:page",
  "version": 2,
  "props": {
    "title": {
      "$blocksuite:internal:text$": true,
      "delta": []
    }
  },
  "children": [
    {
      "type": "block",
      "id": "1",
      "flavour": "affine:note",
      "version": 1,
      "props": {
        "xywh": "[0,0,498,92]",
        "background": {
          "dark": "#000000",
          "light": "#ffffff"
        },
        "index": "a0",
        "lockedBySelf": false,
        "hidden": false,
        "displayMode": "both",
        "edgeless": {
          "style": {
            "borderRadius": 8,
            "borderSize": 4,
            "borderStyle": "none",
            "shadowType": "--affine-note-shadow-box"
          }
        }
      },
      "children": [
        {
          "type": "block",
          "id": "3",
          "flavour": "affine:attachment",
          "version": 1,
          "props": {
            "name": "test-card-1.png",
            "size": 45801,
            "type": "image/png",
            "style": "horizontalThin",
            "index": "a0",
            "xywh": "[0,0,0,0]",
            "lockedBySelf": false,
            "rotate": 0,
            "sourceId": "ejImogf-Tb7AuKY-v94uz1zuOJbClqK-tWBxVr_ksGA=",
            "embed": false
          },
          "children": []
        }
      ]
    }
  ]
}