Footer

The footer block contains footnotes and source notes displayed below the table.

Structure

{
  "footer": {
    "footnotes": [...],
    "source_notes": [...]
  }
}

Footnotes

Footnotes are referenced from cells via footnote_mark content nodes.

{
  "footnotes": [
    {
      "id": "fn1",
      "mark": "1",
      "content": [{ "type": "text", "value": "Adjusted for inflation." }],
      "style_id": null
    }
  ]
}

Field	Type	Description
id	string	Unique identifier (referenced by cells)
mark	string	Display mark ("1", "*", "†")
content	array	Array of ContentNode
style_id	string?	Style reference

Referencing from Cells

{
  "content": [
    { "type": "text", "value": "Revenue" },
    { "type": "footnote_mark", "ref": "fn1", "mark_text": "1" }
  ]
}

Source Notes

Source notes provide attribution for the entire table.

{
  "source_notes": [
    {
      "content": [
        { "type": "text", "value": "Source: " },
        { "type": "styled_text", "value": "World Bank", "style_id": "italic" }
      ],
      "style_id": null
    }
  ]
}

Field	Type	Description
content	array	Array of ContentNode
style_id	string?	Style reference