{
  "exe_date": {
    "new": "2001-11-19",
    "old": "2001-11-22"
  },
  "legacy": {
    "write_offset": {
      "new": "-12"
    }
  },
  "ring_codes": {
    "new": "SLPM-62127\t1 IFPI L274 IFPI 455C, IFPI 457F",
    "old": "SLPM-62127\t1 IFPI L274 IFPI 455C"
  },
  "serial": {
    "new": "SLPM 62127",
    "old": "SLPM-62127"
  }
}