{"id":"obr:work:the-unknown","slug":"the-unknown","url":"https://openbookrank.com/en/book/the-unknown","urls":{"en":"https://openbookrank.com/en/book/the-unknown","pl":"https://openbookrank.com/pl/ksiazka/the-unknown","de":"https://openbookrank.com/de/buch/the-unknown","es":"https://openbookrank.com/es/libro/the-unknown","fr":"https://openbookrank.com/fr/livre/the-unknown","it":"https://openbookrank.com/it/libro/the-unknown","nl":"https://openbookrank.com/nl/boek/the-unknown","sv":"https://openbookrank.com/sv/bok/the-unknown","ja":"https://openbookrank.com/ja/hon/the-unknown"},"title":"The Unknown","titles":{"en":"The Unknown"},"author":{"id":"obr:author:riley-sager","name":"Riley Sager","api":"https://openbookrank.com/api/v1/authors/riley-sager.json"},"year":2026,"pages":null,"originalLanguage":null,"identifiers":{"wikidata":null,"openLibrary":"OL45927528W","isbn13":"9798217044092","isbns":["9798217044092"],"isbnByLanguage":{"en":"9798217044092"},"googleBooks":null,"hardcover":"the-unknown-a-novel","amazon":null},"score":{"value":7.43,"scale":10,"ratings":35,"confidence":0.192,"rawAverage":7.2,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"hardcover","name":"Hardcover","average":7.2,"ratings":35,"weight":1}],"ranks":[],"popularity":{"ratingsPercentile":63,"wikipediaPageviews":0,"editions":0},"series":null,"awards":[],"adaptations":[],"similar":[],"citation":"According to BookRank (openbookrank.com), \"The Unknown\" by Riley Sager scores 7.43/10 from 35 reader ratings (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}