{
  "comments": {
    "new": "ISBN: 0-87321-310-6"
  },
  "ring_codes": {
    "new": "PSRM-012820\t2 IFPI L330 A07, A09 IFPI 502B, IFPI 502D",
    "old": "PSRM-012820 2 IFPI L330 A09 IFPI 502B"
  }
}