{
  "comments": {
    "new": "ISBN: 1-57231-166-5",
    "old": "ISBN: 1-57231-166-5\n\nIFPI L028 discs: No MCN"
  },
  "legacy": {
    "cdtext_catalog": {
      "old": "0000000000000"
    },
    "pregap": {
      "new": "00:02:00",
      "old": "00:00:74"
    }
  },
  "ring_codes": {
    "new": "451-052-012\t+ +\t98944-01 IFPI L028 IFPI 4W02",
    "old": "451-052-012\t+ +\t71270-01 IFPI L027\n451-052-012\t+ +\t98944-01 IFPI L028 IFPI 4W02\n451-052-012 98944-01 + + IFPI L028"
  }
}