{
  "ring_codes": {
    "new": "NGCD-075 MT\tB02 M\nNGCD-075 MT\tB04 IFPI L262 M\nNGCD-075E MT\tB01 U",
    "old": "NGCD-075 MT\tB02 M\nNGCD-075 MT\tB04 IFPI L262 M"
  },
  "serial": {
    "new": "NGCD-075, NGCD-075E",
    "old": "NGCD-075"
  }
}