{
  "scene_id": "submitted_public_plaza_001",
  "preview_goal": "Investor-facing web preview based on the uploaded public plaza video.",
  "preview_layers": [
    {
      "name": "source_video",
      "description": "Original uploaded video for before/after comparison."
    },
    {
      "name": "key_frames",
      "description": "Contact sheet and selected frame extracted from the video."
    },
    {
      "name": "semantic_overlay",
      "description": "Overlay labels for walkable pavement, gate structure, pedestrians, bollards, signage, poles, and road zone."
    },
    {
      "name": "robot_use_cases",
      "description": "Patrol route, tourism service robot path, and synthetic data generation scenarios."
    }
  ],
  "future_real_3d_outputs": [
    "public_plaza.glb",
    "public_plaza.ply",
    "public_plaza.splat",
    "public_plaza_isaac.usda",
    "semantic_labels.json",
    "collision_and_navigation_summary.json"
  ]
}