{
  "legacy": {
    "build_date": {
      "new": "1995-05",
      "old": "1995-05-24"
    }
  },
  "ring_codes": {
    "new": "SEGA4427RE R1J IFPI L239 11, 12 IFPI 4111",
    "old": "SEGA 4427RE R1J IFPI L239 12 IFPI 4111"
  },
  "serial": {
    "new": "4427",
    "old": "MK-4427"
  }
}