{
  "comments": {
    "new": "Rev 1\n\nTrack 02: 0 errors, 74 non-data sectors\n\nTrack 23: 0 errors, 74 non-data sectors",
    "old": "Rev 1\n\nTrack 02: 0 errors, 75 non-data sectors\n\nTrack 23: 0 errors, 75 non-data sectors"
  }
}