{
  "captions": true,
  "voice": "af_nova",
  "music_url": "https://4ort.live/v1/mtv/video/55898172b5fd?download=1",
  "scenes": [
    { "id": "s1", "narration": "K equals 42 nodes hold the mesh under fresh regolith load." },
    { "id": "s2", "narration": "Throughput spikes to 147 transactions per second on the 14-year Curiosity vector." },
    { "id": "s3", "narration": "Dome skin stays locked. 30-agent feed updates the capacity planner in real time." }
  ]
}