{
  "ring_codes": {
    "new": "MK-51049-0160SS EMI CD HOLLAND\t@ 6 IFPI L046 6-2-3-NL, 6-2-29-NL, 6-5-31-NL, 6-4-33-NL, 6-5-10-NL ifpi 15FF, ifpi 15BC, ifpi 15E7",
    "old": "MK-51049-0160SS EMI CD HOLLAND\t@ 6 IFPI L046 6-2-3-NL, 6-2-29-NL, 6-5-31-NL, 6-4-33-NL ifpi 15FF, ifpi 15BC"
  },
  "serial": {
    "new": "830-0112-50, 952-0044-50, MK-51049-50, MK-51049-B5",
    "old": "952-0044-50, MK-51049-50, MK-51049-B5"
  }
}