{
  "legacy": {
    "write_offset": {
      "new": "-12, 0",
      "old": "-12"
    }
  },
  "ring_codes": {
    "new": "491841RE1 R1R IFPI L241 01 IFPI 4158\n491841RE1 R2N IFPI L250 01 IFPI 4121",
    "old": "491841RE1 R1R IFPI L241 01 IFPI 4158"
  }
}