{
  "type": "book",
  "site": {
    "name": "Kołczan Książek",
    "language": "pl-PL",
    "url": "https://www.kolczanksiazek.pl"
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  "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.",
  "title": "Seraph of the End - Serafin Dni Ostatnich #17",
  "subtitle": null,
  "slug": "seraph-of-the-end-serafin-dni-ostatnich-17",
  "url": "https://www.kolczanksiazek.pl/yamato-yamamoto/seraph-of-the-end-serafin-dni-ostatnich-17",
  "json": "https://www.kolczanksiazek.pl/yamato-yamamoto/seraph-of-the-end-serafin-dni-ostatnich-17.json",
  "markdown": "https://www.kolczanksiazek.pl/yamato-yamamoto/seraph-of-the-end-serafin-dni-ostatnich-17.md",
  "authors": [
    {
      "name": "Yamato Yamamoto",
      "slug": "yamato-yamamoto",
      "url": "https://www.kolczanksiazek.pl/yamato-yamamoto"
    }
  ],
  "language": "pl_PL",
  "original_title": null,
  "original_language": "ja",
  "first_published": "2019-04-25",
  "genres": [],
  "series": [],
  "cover": "https://quivercdn.com/covers/waneko/yamato-yamamoto/seraph-of-the-end-serafin-dni-ostatnich-17_978-83-8096-371-9-c94ae8c1.jpg?v=2026-09-03%2023%3A42%3A08",
  "description": "W domu rodzinnym Gurena w Nagoi zapieczętowana jest szósta trąba – anioł, który chce zniszczyć ludzkość. Wybudzony z letargu atakuje Yuu, który zamiast zabić agresora postanawia go uratować. Czy towarzysze będą w stanie wesprzeć chłopaka w heroicznym starciu?!",
  "editions": [
    {
      "title": "Seraph of the End - Serafin Dni Ostatnich #17",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/yamato-yamamoto/seraph-of-the-end-serafin-dni-ostatnich-17/9788380963719",
      "publisher": "Waneko",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "978-83-8096-371-9",
      "pages": 176,
      "published": "2019-04-25",
      "language": "pl_PL",
      "cover": "https://quivercdn.com/covers/waneko/yamato-yamamoto/seraph-of-the-end-serafin-dni-ostatnich-17_978-83-8096-371-9-c94ae8c1.jpg?v=2026-09-03%2023%3A42%3A08"
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  ],
  "other_languages": [],
  "characters": [],
  "chapters": []
}