{
  "comments": {
    "new": "ISBN: 1 57303 236 0"
  },
  "legacy": {
    "write_offset": {
      "new": "-647, -12",
      "old": "-647"
    }
  },
  "ring_codes": {
    "new": "PSRM-019610\t2 IFPI L325 A01 IFPI 5017",
    "old": "PSRM-019610"
  }
}