{
  "barcode": {
    "new": "0 47875-55960 8",
    "old": "0 47875 55960 8"
  },
  "comments": {
    "new": "ISBN: 0-87321-174-X"
  },
  "legacy": {
    "write_offset": {
      "new": "-647, +2",
      "old": "+2"
    }
  },
  "ring_codes": {
    "new": "IFPI 7208\nPSRM-011870\tH4 1A 08 IFPI L424 IFPI 7230",
    "old": "IFPI 7208"
  }
}