{
  "comments": {
    "new": "Sega ID: 670-3437-50"
  },
  "ring_codes": {
    "new": "MK-4903P-00069-R1M\tV",
    "old": "MK-4903P-00069-R1M V"
  },
  "serial": {
    "new": "4903",
    "old": "MK-4903"
  }
}