{
  "type": "languages",
  "site": {
    "name": "Kołczan Książek",
    "language": "pl-PL",
    "url": "https://www.kolczanksiazek.pl"
  },
  "formats": "Każda podstrona ma dwie wersje z tymi samymi danymi: JSON (adres strony + .json) i markdown (adres strony + .md). Do każdego `url` w tym dokumencie można dopisać .json albo .md.",
  "url": "https://www.kolczanksiazek.pl/jiri-w-prochazka/jezyki",
  "json": "https://www.kolczanksiazek.pl/jiri-w-prochazka/jezyki.json",
  "markdown": "https://www.kolczanksiazek.pl/jiri-w-prochazka/jezyki.md",
  "author": {
    "name": "Jiří W. Procházka",
    "slug": "jiri-w-prochazka",
    "url": "https://www.kolczanksiazek.pl/jiri-w-prochazka"
  },
  "books_count": 12,
  "groups": [
    {
      "key": "cs",
      "name": "czeski",
      "books_count": 8
    },
    {
      "key": "pl",
      "name": "polski",
      "books_count": 4
    }
  ]
}