{
  "comments": {
    "new": "Volume Label: WANTED"
  },
  "legacy": {
    "write_offset": {
      "new": "-12"
    }
  },
  "ring_codes": {
    "new": "PCO442CD #40922V18 IFPI LT40 11 IFPI 8000 MADE IN CANADA",
    "old": "PCO442CD #40922V18 IFPI LT40"
  },
  "serial": {
    "new": "PCO442CD"
  }
}