{
  "type": "series",
  "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.",
  "name": "Okrutny książę",
  "slug": "okrutny-ksiaze",
  "url": "https://www.kolczanksiazek.pl/holly-black/seria/okrutny-ksiaze",
  "json": "https://www.kolczanksiazek.pl/holly-black/seria/okrutny-ksiaze.json",
  "markdown": "https://www.kolczanksiazek.pl/holly-black/seria/okrutny-ksiaze.md",
  "author": {
    "name": "Holly Black",
    "slug": "holly-black",
    "url": "https://www.kolczanksiazek.pl/holly-black"
  },
  "books_in_catalog": 4,
  "volumes_total": 4,
  "published": "2023–2026",
  "missing_volumes": [],
  "books": [
    {
      "volume": 1,
      "title": "Okrutny książę",
      "subtitle": null,
      "slug": "okrutny-ksiaze",
      "url": "https://www.kolczanksiazek.pl/holly-black/okrutny-ksiaze",
      "publisher": "jaguar",
      "published": "2026-01-01",
      "isbn": "978-83-6859-209-2"
    },
    {
      "volume": 2,
      "title": "Zły król",
      "subtitle": null,
      "slug": "zly-krol",
      "url": "https://www.kolczanksiazek.pl/holly-black/zly-krol",
      "publisher": "jaguar",
      "published": "2026-01-01",
      "isbn": "978-83-6859-237-5"
    },
    {
      "volume": 3,
      "title": "Królowa niczego",
      "subtitle": null,
      "slug": "krolowa-niczego",
      "url": "https://www.kolczanksiazek.pl/holly-black/krolowa-niczego",
      "publisher": "jaguar",
      "published": "2023-01-01",
      "isbn": "978-83-8266-300-6"
    },
    {
      "volume": 3.5,
      "title": "Dlaczego król elfów nie znosił baśni",
      "subtitle": null,
      "slug": "dlaczego-krol-elfow-nie-znosil-basni",
      "url": "https://www.kolczanksiazek.pl/holly-black/dlaczego-krol-elfow-nie-znosil-basni",
      "publisher": "jaguar",
      "published": "2023-03-15",
      "isbn": "978-83-8266-253-5"
    }
  ]
}