{
  "comments": {
    "new": "Serial on the CD: CDAC 042001"
  },
  "edition": {
    "new": "Original, Bundled with Sega CD (Ecco the Dolphin / Sega Classics Arcade Collection Bundle)",
    "old": "Original"
  },
  "legacy": {
    "write_offset": {
      "new": "0, +2",
      "old": "0"
    }
  },
  "ring_codes": {
    "new": "CDAC-042000\t1\nCDAC-042000\t3",
    "old": "CDAC-042000\t1"
  }
}