{
  "barcode": {
    "new": "4 601546 014146"
  },
  "comments": {
    "new": "Volume Label: pool2-cd2"
  },
  "error_count": {
    "new": "0"
  },
  "legacy": {
    "write_offset": {
      "new": "-22"
    }
  },
  "ring_codes": {
    "new": "UL 020736R IFPI L641"
  },
  "version": {
    "new": "1.4"
  }
}