{
  "comments": {
    "new": "ISBN: 0-7845-1019-9"
  },
  "error_count": {
    "new": "0"
  },
  "ring_codes": {
    "new": "IFPI 5094\nPSRM-006610\t3 IFPI L330 A04 IFPI 506C",
    "old": "IFPI 5094\nPSRM-006610"
  }
}