{
  "legacy": {
    "write_offset": {
      "new": "-647, +2",
      "old": "-647"
    }
  },
  "ring_codes": {
    "new": "PSRM-004200\t02 IFPI L336 IFPI 5100\nPSRM-004200\t1 IFPI L330 A08 IFPI 5025",
    "old": "PSRM-004200\t02 IFPI L336 IFPI 5100"
  }
}