{
  "summary": "A 3D barbershop quartet consisting of identical cartoon characters in red-striped suits sings a repetitive jingle promoting 'Best of Zach Volume 3' against a spinning album background.",
  "scenes": [
    {
      "start": 0.0,
      "end": 5.9,
      "description": "Four stylized white figures in striped barbershop quartet outfits hold up three fingers and sing. Large text overlays change with the lyrics over a spinning illustrated vinyl background. A small purple bird wearing a top hat stands in the bottom corner.",
      "on-screen text": "OF ZACH / BEST / THREE / SPELL / IT / BACK / TO ME"
    },
    {
      "start": 5.9,
      "end": 13.7,
      "description": "The quartet continues singing with coordinated mouth movements and poses while holding up three fingers. Words appear sequentially on screen.",
      "on-screen text": "BEST / THREE / SPELL / IT / BACK / TO ME"
    },
    {
      "start": 13.7,
      "end": 16.6,
      "description": "The singing concludes with vocalized bass notes as the characters finish their barbershop harmony. The spinning purple and black album artwork rotates behind them.",
      "on-screen text": ""
    }
  ],
  "transcript": [
    {
      "start": 0.0,
      "end": 2.6,
      "speaker": "Quartet",
      "text": "Best of Zach 3, Best of Zach 3"
    },
    {
      "start": 2.7,
      "end": 6.5,
      "speaker": "Quartet",
      "text": "Spell it back, spell it back to me"
    },
    {
      "start": 6.5,
      "end": 9.5,
      "speaker": "Quartet",
      "text": "Best of Zach 3, Best of Zach 3"
    },
    {
      "start": 9.5,
      "end": 13.4,
      "speaker": "Quartet",
      "text": "Spell it back, spell it back to me"
    },
    {
      "start": 13.5,
      "end": 16.6,
      "speaker": "Bass",
      "text": "Buh doo buh doo buh doo buh doo buh"
    }
  ],
  "uncertainties": [],
  "id": "test-test-of-zach-3-1",
  "title": "Test of Zach 3 1",
  "model": "google/gemini-3.8-flash",
  "generated_at": "2026-09-17T03:36:59.556448+00:00",
  "review_status": "AI-generated; not human-verified",
  "timestamps": "Approximate, relative to the start of the full video",
  "duration_seconds": 16.6
}