{
  "legacy": {
    "write_offset": {
      "new": "+13|+13",
      "old": "+13"
    }
  },
  "ring_codes": {
    "new": "T-9503M-0080 MT\tB01 IFPI L262 IFPI 4481",
    "old": "T-9503M-0080 MT B01 IFPI L262"
  }
}