{
    "user": "user28",
    "action": "Retreat",
    "perspective": "Downward",
    "distance": "25-34m",
    "camera": {
        "cam_2": "iphone",
        "cam_1": "cam"
    },
    "IMU": {
        "Palm": {
            "timestamp": "14/IMU/IMU_Palm/calibrated_imu_20250817_105924.csv"
        },
        "Ring": {
            "timestamp": "14/IMU/IMU_Ring/calibrated_imu_20250817_105924.csv"
        },
        "Wrist": {
            "timestamp": "14/IMU/IMU_Wrist/calibrated_imu_20250817_105924.csv"
        }
    },
    "yolo_gt_id": 0
}