{
  "comments": {
    "new": "ISBN: 1-930552-21-1"
  },
  "legacy": {
    "write_offset": {
      "new": "-647, -12",
      "old": "-12"
    }
  },
  "ring_codes": {
    "new": "IFPI 7221\nPSRM-019730\tH4 1A 03 IFPI L424 IFPI 7230",
    "old": "IFPI 7221"
  }
}