{
  "topic": "refillable skincare",
  "observations": [
    {
      "video_id": "video-a",
      "creator_id": "creator-a",
      "published_at": "2026-11-07T12:00:00Z",
      "observed_at": "2026-11-09T12:00:00Z",
      "views": 40000
    },
    {
      "video_id": "video-a",
      "creator_id": "creator-a",
      "published_at": "2026-11-07T12:00:00Z",
      "observed_at": "2026-11-10T12:00:00Z",
      "views": 100000
    },
    {
      "video_id": "video-b",
      "creator_id": "creator-b",
      "published_at": "2026-11-04T12:00:00Z",
      "observed_at": "2026-11-09T12:00:00Z",
      "views": 800000
    },
    {
      "video_id": "video-b",
      "creator_id": "creator-b",
      "published_at": "2026-11-04T12:00:00Z",
      "observed_at": "2026-11-10T12:00:00Z",
      "views": 812000
    },
    {
      "video_id": "video-c",
      "creator_id": "creator-c",
      "published_at": "2026-11-09T12:00:00Z",
      "observed_at": "2026-11-10T12:00:00Z",
      "views": 25000
    }
  ],
  "worked_calculations": [
    {
      "video_id": "video-a",
      "elapsed_hours": 24,
      "views_gained": 60000,
      "views_gained_per_hour": 2500
    },
    {
      "video_id": "video-b",
      "elapsed_hours": 24,
      "views_gained": 12000,
      "views_gained_per_hour": 500
    },
    {
      "video_id": "video-c",
      "elapsed_hours": null,
      "views_gained": null,
      "views_gained_per_hour": null,
      "note": "One observation: growth cannot be calculated."
    }
  ],
  "review": "Video B has the largest total view count. Video A gains views faster during the observed interval. This alone does not establish a platform-wide trend or creator-relative outperformance."
}