@ DocumentNode (location: (1:0)-(1:40))
└── children: (1 item)
    └── @ HTMLElementNode (location: (1:0)-(1:40))
        ├── open_tag:
        │   └── @ HTMLOpenTagNode (location: (1:0)-(1:34))
        │       ├── tag_opening: "<" (location: (1:0)-(1:1))
        │       ├── tag_name: "div" (location: (1:1)-(1:4))
        │       ├── tag_closing: ">" (location: (1:33)-(1:34))
        │       ├── children: (1 item)
        │       │   └── @ HTMLAttributeNode (location: (1:5)-(1:33))
        │       │       ├── name:
        │       │       │   └── @ HTMLAttributeNameNode (location: (1:5)-(1:14))
        │       │       │       └── name: "data-json" (location: (1:5)-(1:14))
        │       │       │
        │       │       ├── equals: "=" (location: (1:14)-(1:15))
        │       │       └── value:
        │       │           └── @ HTMLAttributeValueNode (location: (1:15)-(1:33))
        │       │               ├── open_quote: "'" (location: (1:15)-(1:16))
        │       │               ├── children: (1 item)
        │       │               │   └── @ LiteralNode (location: (1:16)-(1:32))
        │       │               │       └── content: "{\"key\": \"value\"}"
        │       │               │
        │       │               ├── close_quote: "'" (location: (1:32)-(1:33))
        │       │               └── quoted: true
        │       │
        │       │
        │       └── is_void: false
        │
        ├── tag_name: "div" (location: (1:1)-(1:4))
        ├── body: []
        ├── close_tag:
        │   └── @ HTMLCloseTagNode (location: (1:34)-(1:40))
        │       ├── tag_opening: "</" (location: (1:34)-(1:36))
        │       ├── tag_name: "div" (location: (1:36)-(1:39))
        │       └── tag_closing: ">" (location: (1:39)-(1:40))
        │
        └── is_void: false