{
  "format": "fahrty-backup",
  "version": 1,
  "periods": [
    {
      "id": 1,
      "name": "OSTWIND + Vorarlberg 2026/27",
      "start_date": "2026-10-06",
      "end_date": "2027-10-05",
      "cost_cents": 9000
    }
  ],
  "trips": [
    {
      "id": 1,
      "period_id": 1,
      "trip_date": "2026-10-06",
      "origin": "Egnach",
      "destination": "Heerbrugg",
      "mode": "Zug",
      "fare_cents": 1260,
      "note": "Hin- und zurück"
    },
    {
      "id": 2,
      "period_id": 1,
      "trip_date": "2026-10-07",
      "origin": "Egnach",
      "destination": "Frauenfeld",
      "mode": "Zug",
      "fare_cents": 1500,
      "note": "Hin- und  zurück"
    }
  ]
}