{
  "session_name": "session_20260105_112104",
  "stage_1_start": "2026-01-05T11:21:05.000504",
  "stage_2_start": "2026-01-05T11:21:08.346439",
  "stage_3_start": "2026-01-05T11:21:21.373312",
  "stage_4_start": "2026-01-05T11:21:26.132568",
  "durations": {
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    "csi_only": 13.026872158050537,
    "contact_recording": 4.759256601333618,
    "total": 21.13206434249878
  },
  "files": {
    "csi_video": "data/session_20260105_112104/csi_camera/csi_camera.mp4",
    "vt_sensors": {
      "vt_1": {
        "static_video": "data/session_20260105_112104/vt_1/static/static.mp4",
        "contact_video": "data/session_20260105_112104/vt_1/contact/contact.mp4"
      },
      "vt_2": {
        "static_video": "data/session_20260105_112104/vt_2/static/static.mp4",
        "contact_video": "data/session_20260105_112104/vt_2/contact/contact.mp4"
      }
    }
  },
  "label": "8"
}