{
  "ok": true,
  "service": "pageaudit",
  "price_usd": "0.01",
  "paid_path": "/audit",
  "uptime_s": 4542,
  "what": "one call: markdown + metadata + headings + link census + link health + change hash",
  "example": "/audit?url=https://example.com/&check_links=10"
}