{
  "comments": {
    "new": "ISBN: 0-7845-3884-0\n\nVolume Label: HL2_2",
    "old": "ISBN: 0-7845-3884-0"
  },
  "error_count": {
    "new": "0"
  },
  "ring_codes": {
    "new": "983817\tsonopress\tarvato\t+\t+ EC00601 IFPI L028 A01, A04, A05 IFPI 10C5, IFPI 10K4, IFPI 10K2",
    "old": "983817\tsonopress\t+\t+\tEC00601 IFPI L028 A01, A04 IFPI 10C5, IFPI 10K4"
  }
}