{
  "legacy": {
    "write_offset": {
      "new": "-12"
    }
  },
  "ring_codes": {
    "new": "31229101US R1N A IFPI L250 11 IFPI 4121\n31229101US R3J\tA IFPI L239 01 IFPI 4121",
    "old": "31229101US R1N A IFPI L250 11 IFPI 4121"
  },
  "serial": {
    "new": "31229.101.US"
  }
}