{
  "comments": {
    "new": "ISBN: 1-55345-162-7"
  },
  "ring_codes": {
    "new": "DUPLIUM\t10-62297-LJ22 IFPI V512",
    "old": "DUPLIUM 10-62297-LJ22"
  },
  "version": {
    "new": "DPV 1.0"
  }
}