{
  "barcode": {
    "new": "9 785892 671361 >",
    "old": "9 785892 671361"
  },
  "comments": {
    "new": "ISBN: 5-89267-136-4"
  },
  "error_count": {
    "new": "0"
  },
  "legacy": {
    "cdtext_catalog": {
      "new": "0000000000000"
    },
    "write_offset": {
      "new": "0"
    }
  },
  "ring_codes": {
    "new": "NG 2522\nСерия ВАФ №77-5",
    "old": "NG 2522"
  }
}