{
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  "title": "Backpack, Boy, Berlin: Based on a True Story of World War II Espionage",
  "subtitle": null,
  "url": "https://www.bookquiver.com/kip-wilson/backpack-boy-berlin-based-on-a-true-story-of-world-war-ii-espionage/9781536239461",
  "publisher": "candlewick",
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "isbn": "978-15-3623-946-1",
  "pages": 400,
  "published": "2026-11-03",
  "language": "en_US",
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  "binding": "Hardcover",
  "description": "This is the true story of a boy risking it all to deliver secret anti-Nazi messages while navigating dark times and changing friendships in World War II–era Berlin. The haunting and immersive verse...",
  "book": {
    "title": "Backpack, Boy, Berlin: Based on a True Story of World War II Espionage",
    "slug": "backpack-boy-berlin-based-on-a-true-story-of-world-war-ii-espionage",
    "url": "https://www.bookquiver.com/kip-wilson/backpack-boy-berlin-based-on-a-true-story-of-world-war-ii-espionage"
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  "authors": [
    {
      "name": "Kip Wilson",
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      "url": "https://www.bookquiver.com/kip-wilson"
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    {
      "name": "Matt Schu",
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