{
  "legacy": {
    "write_offset": {
      "new": "-1864, -1611",
      "old": "-1611"
    }
  },
  "ring_codes": {
    "new": "FTTHF NA480403-1\tV3Y4\nFTTHF NA480403-1\tV7S9 IFPI L441",
    "old": "FTTHF NA480403-1\tV3Y4"
  }
}