{
  "type": "author",
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    "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": "John Piper",
  "slug": "john-piper",
  "url": "https://www.kolczanksiazek.pl/john-piper",
  "json": "https://www.kolczanksiazek.pl/john-piper.json",
  "markdown": "https://www.kolczanksiazek.pl/john-piper.md",
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  "languages_count": 3,
  "countries_count": 4,
  "books": [
    {
      "title": "Suwerenna radość",
      "subtitle": null,
      "slug": "suwerenna-radosc",
      "url": "https://www.kolczanksiazek.pl/john-piper/suwerenna-radosc",
      "first_published": "2024-01-01",
      "series": null
    },
    {
      "title": "Dlaczego Jezus umarł?",
      "subtitle": null,
      "slug": "dlaczego-jezus-umarl",
      "url": "https://www.kolczanksiazek.pl/john-piper/dlaczego-jezus-umarl",
      "first_published": "2023-01-01",
      "series": null
    },
    {
      "title": "Koronawirus i Chrystus",
      "subtitle": null,
      "slug": "koronawirus-i-chrystus",
      "url": "https://www.kolczanksiazek.pl/john-piper/koronawirus-i-chrystus",
      "first_published": "2020-01-01",
      "series": null
    },
    {
      "title": "Zanim powiecie sobie \"tak\"",
      "subtitle": null,
      "slug": "zanim-powiecie-sobie-tak",
      "url": "https://www.kolczanksiazek.pl/john-piper/zanim-powiecie-sobie-tak",
      "first_published": "2020-01-01",
      "series": null
    },
    {
      "title": "Czego Jezus żąda od świata",
      "subtitle": null,
      "slug": "czego-jezus-zada-od-swiata",
      "url": "https://www.kolczanksiazek.pl/john-piper/czego-jezus-zada-od-swiata",
      "first_published": "2014-01-01",
      "series": null
    }
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  "narrations": null
}