{
  "legacy": {
    "write_offset": {
      "new": "-12, +2",
      "old": "+2"
    }
  },
  "ring_codes": {
    "new": "IFPI 5020\nPSRM-018550\tJ4 1A 17 IFPI L424 IFPI 5100",
    "old": "IFI 5020"
  }
}