curl -X POST https://app.okrapdf.com/api/v1/extract/sync \
  -H "Authorization: Bearer okra_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"url": "https://example.com/invoice.pdf"}'

{
  "job_id": "<string>",
  "status": "completed",
  "filename": "<string>",
  "pages": 123,
  "results": {
    "tables": [
      {
        "page": 123,
        "table_index": 123,
        "markdown": "<string>",
        "headers": [
          "<string>"
        ],
        "row_count": 123,
        "confidence": 123
      }
    ],
    "text": [
      {
        "page": 123,
        "content": "<string>"
      }
    ],
    "entities": [
      {
        "type": "table",
        "page": 123,
        "title": "<string>"
      }
    ]
  }
}