{
  "legacy": {
    "write_offset": {
      "new": "-647, -12, +2",
      "old": "-12, +2"
    }
  },
  "ring_codes": {
    "new": "PSRM-018630\tG4 1A 02 IFPI L424 IFPI 7207\nPSRM-018630\tG4 1A 05 IFPI L424 IFPI 72017",
    "old": "PSRM-018630\tG4 1A 02 IFPI L424 IFPI 7207"
  }
}