{
  "barcode": {
    "new": "T4935228982981",
    "old": "4935228982981"
  },
  "error_count": {
    "new": "0"
  },
  "legacy": {
    "write_offset": {
      "new": "+2"
    }
  },
  "ring_codes": {
    "new": "IFPI 456E"
  },
  "serial": {
    "new": "SLPM 86223",
    "old": "SLPM-86223"
  }
}