{
  "comments": {
    "old": "\"BT V1.0 USE1\" needs to be rechecked (no dashes?)\n\n\"IFPI B48\" needs to be rechecked (only 3 letters? no \"L\"?)"
  },
  "ring_codes": {
    "new": "BT V1.0 USE1\t+\t+ FG31301 IFPI LB48 A02 IFPI 1017",
    "old": "BT V1.0 USE1\t+\t+ FG31301 IFPI B48 A02 IFPI 1017"
  },
  "serial": {
    "new": "K4421-9509",
    "old": "K4421"
  }
}