{
  "format_version": 1,
  "import_id": "packed-event-locomotive-cost-overlay",
  "source": {
    "description": "Overlay import document combining a tracked base snapshot with a tracked recovered locomotive-cost save slice."
  },
  "base_snapshot_path": "packed-event-locomotive-cost-overlay-base-snapshot.json",
  "save_slice_path": "packed-event-locomotive-cost-overlay-save-slice.json"
}