{
  "ring_codes": {
    "new": "(kdg-NL) 01 101 CD 1 IFPI L371 IFPI 5502",
    "old": "(kdg-NL) 01 101 CD 2 IFPI L371 IFPI 5503"
  },
  "serial": {
    "new": "PCF101a 1199",
    "old": "PCF101b 1199"
  }
}