{
  "type": "author",
  "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.",
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  "url": "https://www.kolczanksiazek.pl/marcin-kacki",
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  "markdown": "https://www.kolczanksiazek.pl/marcin-kacki.md",
  "image": null,
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  "languages_count": 1,
  "countries_count": 1,
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      "title": "Bez znieczulenia",
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      "slug": "bez-znieczulenia",
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      "first_published": "2025-12-01",
      "series": null
    },
    {
      "title": "Chłopcy. Idą po Polskę",
      "subtitle": null,
      "slug": "chlopcy-ida-po-polske",
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      "first_published": "2023-01-01",
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      "first_published": "2022-01-01",
      "series": null
    },
    {
      "title": "Oświęcim. Czarna zima",
      "subtitle": null,
      "slug": "oswiecim-czarna-zima",
      "url": "https://www.kolczanksiazek.pl/marcin-kacki/oswiecim-czarna-zima",
      "first_published": "2020-01-01",
      "series": null
    },
    {
      "title": "Fak maj lajf",
      "subtitle": null,
      "slug": "fak-maj-lajf",
      "url": "https://www.kolczanksiazek.pl/marcin-kacki/fak-maj-lajf",
      "first_published": "2017-03-29",
      "series": null
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    {
      "title": "Plaża za szafą. Polska kryminalna",
      "subtitle": null,
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      "url": "https://www.kolczanksiazek.pl/marcin-kacki/plaza-za-szafa-polska-kryminalna",
      "first_published": "2017-02-02",
      "series": null
    },
    {
      "title": "Poznań",
      "subtitle": null,
      "slug": "poznan",
      "url": "https://www.kolczanksiazek.pl/marcin-kacki/poznan",
      "first_published": "2017-01-01",
      "series": null
    },
    {
      "title": "Białystok. Biała siła, czarna pamięć",
      "subtitle": null,
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      "url": "https://www.kolczanksiazek.pl/marcin-kacki/bialystok-biala-sila-czarna-pamiec",
      "first_published": "2015-10-07",
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    {
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      "slug": "lepperiada",
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      "series": null
    },
    {
      "title": "Białystok",
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      "url": "https://www.kolczanksiazek.pl/marcin-kacki/bialystok",
      "first_published": null,
      "series": null
    }
  ],
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  "narrations": null
}