{
  "legacy": {
    "write_offset": {
      "new": "-12|-12",
      "old": "-12"
    }
  },
  "ring_codes": {
    "new": "%51000-A\tZ9B20H IFPI 9220\n%51000-A\tZ9B20O",
    "old": "%51000-A\tZ9B20H IFPI 9220\nO02B9Z A-00015%"
  }
}