{
  "comments": {
    "new": "-22 Offset disc has no MCN"
  },
  "legacy": {
    "write_offset": {
      "new": "-22, 0",
      "old": "0"
    }
  },
  "ring_codes": {
    "new": "KAO OPTICAL PRODUCTS ***RF103727-001*** 7759901 V1.01 IFPI L953 IFPI 3H07\n1036607",
    "old": "KAO OPTICAL PRODUCTS ***RF103727-001*** 7759901 V1.01 IFPI L953 IFPI 3H07"
  },
  "serial": {
    "new": "0077-000-0601-B"
  }
}