{
  "legacy": {
    "write_offset": {
      "new": "-179, +660",
      "old": "-179"
    }
  },
  "ring_codes": {
    "new": "DFJN5001ZBZ\t3\nDFJN5001ZBZ\t5",
    "old": "DFJN5001ZBZ\t3"
  }
}