[
  {
    "type": "paragraph",
    "data": {},
    "children": [],
    "text": [
      {
        "insert": "This is a paragraph block with multiple lines.",
        "attributes": {
          "bold": true
        }
      },
      {
        "insert": "It has multiple lines of text.",
        "attributes": {
          "italic": true,
          "underline": true,
          "strikethrough": true,
          "font_color": "#ff0000",
          "bg_color": "#00ff00"
        }
      }
    ]
  },
  {
    "type": "paragraph",
    "data": {},
    "children": [],
    "text": [
      {
        "insert": "inline code",
        "attributes": {
          "code": true
        }
      },
      {
        "insert": "link",
        "attributes": {
          "href": "https://example.com"
        }
      },
      {
        "insert": "diff font",
        "attributes": {
          "font_family": "monospace"
        }
      }
    ]
  },
  {
    "type": "paragraph",
    "data": {},
    "text": [
      {
        "insert": "This is a nested block."
      }
    ],
    "children": [
      {
        "type": "paragraph",
        "data": {},
        "text": [
          {
            "insert": "This is a nested block."
          }
        ],
        "children": [
          {
            "type": "paragraph",
            "data": {},
            "text": [
              {
                "insert": "This is a nested block."
              }
            ],
            "children": [
              {
                "type": "paragraph",
                "data": {},
                "text": [
                  {
                    "insert": "This is a nested block."
                  }
                ],
                "children": [
                  {
                    "type": "paragraph",
                    "data": {},
                    "text": [
                      {
                        "insert": "This is a nested block."
                      }
                    ],
                    "children": []
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  }
]