{
  "format": "trainlog",
  "version": 1,
  "exercises": [
    {
      "exercise_id": "plank",
      "name": "Gainage ventral"
    }
  ],
  "session": {
    "session_id": "20260905-190000-active1",
    "started_at": "2026-09-05T19:00:00+02:00",
    "exercises": [
      {
        "exercise_id": "plank",
        "rest_seconds": 60,
        "target": {
          "sets": 3,
          "duration_seconds": 45
        },
        "sets": [
          {
            "duration_seconds": 45
          },
          {
            "duration_seconds": 38
          }
        ]
      }
    ]
  }
}