benchmark/labels/4.json

[
  {
    "frame_idx": 0,
    "class": "ball",
    "bbox": [
      337.0,
      363.0,
      688.0,
      720.0
    ],
    "score": 0.9321750998497009,
    "track_id": "sam3-0-0-0"
  }
]