{
  "barcode": {
    "new": "0 14633 07495 6"
  },
  "comments": {
    "new": "ISBN: 0-7845-0432-6",
    "old": "Cue wasn't verified (the CATALOG field was temporary added by guessing)."
  },
  "error_count": {
    "new": "0"
  },
  "ring_codes": {
    "new": "CC 749507 RE-1 SRCR##01 M1S2, M1S4",
    "old": "CC 749507 RE-1SRCR##01 M1S2"
  }
}