{
  "legacy": {
    "write_offset": {
      "new": "+2"
    }
  },
  "ring_codes": {
    "new": "IFPI 453F\nIFPI 4577",
    "old": "IFPI 453F"
  },
  "serial": {
    "new": "SLPM 80256",
    "old": "SLPM-80256"
  }
}