{
  "comments": {
    "new": "ISBN: 0-7845-4454-9"
  },
  "ring_codes": {
    "new": "1537607L0\tarvato digitsl services BERTELSMANN\t+ +\tHS43202 IFPI LB41 IFPI 10H1\nIFPI 10G8",
    "old": "1537607L0 ARVATO DIGITAL SERVICES + + HS43202 IFPI LB41"
  },
  "serial": {
    "new": "1537607"
  }
}