{
  "legacy": {
    "write_offset": {
      "new": "-12"
    }
  },
  "ring_codes": {
    "new": "DISCTRONICS  S PCGBONUS 0999  02 IFPI L501 IFPI 8721",
    "old": "DISCTRONICS S PCGBONUS 0999 05 IFPI L501"
  },
  "serial": {
    "new": "GB 9909"
  }
}