{
  "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.",
  "name": "Marcin Jacobson",
  "slug": "marcin-jacobson",
  "url": "https://www.kolczanksiazek.pl/marcin-jacobson",
  "json": "https://www.kolczanksiazek.pl/marcin-jacobson.json",
  "markdown": "https://www.kolczanksiazek.pl/marcin-jacobson.md",
  "image": null,
  "books_count": 3,
  "languages_count": 1,
  "countries_count": 1,
  "books": [
    {
      "title": "Rockowisko Trójmiasta lata 70.",
      "subtitle": null,
      "slug": "rockowisko-trojmiasta-lata-70",
      "url": "https://www.kolczanksiazek.pl/marcin-jacobson/rockowisko-trojmiasta-lata-70",
      "first_published": "2017-01-01",
      "series": null
    },
    {
      "title": "Big-beat",
      "subtitle": null,
      "slug": "big-beat",
      "url": "https://www.kolczanksiazek.pl/marcin-jacobson/big-beat",
      "first_published": "2014-04-02",
      "series": null
    },
    {
      "title": "THE ROLLING STONES – WARSZAWA ’67",
      "subtitle": null,
      "slug": "the-rolling-stones-warszawa-67",
      "url": "https://www.kolczanksiazek.pl/marcin-jacobson/the-rolling-stones-warszawa-67",
      "first_published": "2012-01-01",
      "series": null
    }
  ],
  "translations": null,
  "narrations": null
}