{
  "legacy": {
    "index": {
      "new": "62:34:50"
    },
    "write_offset": {
      "new": "-22"
    }
  },
  "ring_codes": {
    "new": "FZ-SJ5351\t2 IFPI L251 IFPI 42A4",
    "old": "FZ-SJ5351 2 IFPI L251"
  }
}