{
  "comments": {
    "new": "ISBN: 0-7845-0578-0"
  },
  "error_count": {
    "new": "0"
  },
  "legacy": {
    "build_date": {
      "new": "1996-11-21",
      "old": "1996-03-26"
    }
  },
  "ring_codes": {
    "new": "JVC\tSATURNT5020H P1H 11, 13 IFPI 4111",
    "old": "IFPI 4111 JVC SATURNT5020H P1H 11"
  }
}