{
  "ring_codes": {
    "new": "MPO\t5002509CD4 03 MAR 04 @\t03/03/04 09:37:32 IFPI L039 04 IFPI 1237",
    "old": "MPO 5002509CD4 03 MAR 04 @ IFPI L039 03/03/04 09:37:32"
  },
  "serial": {
    "new": "5002509-4"
  }
}