{
  "comments": {
    "new": "Other serials: 830-0004-50"
  },
  "error_count": {
    "new": "0"
  },
  "ring_codes": {
    "new": "MK-51001-0015SS EMI CD HOLLAND\t@ 3 IFPI L046 1-2-18-NL, 1-2-22-NL IFPI 1502",
    "old": "MK-51001-0015SS EMI CD HOLLAND @ 3 1-2-18-NL IFPI L046"
  }
}