{
  "ring_codes": {
    "new": "MPO\t5001857CD3 27 JAN 03 @@\tP01\t20030127 1545 @@ 4 IFPI L032 01, 10 IFPI 121D",
    "old": "MPO\t5001857CD3 27 JAN 03 @@\tP01\t20030127 1545 @@ 4 IFPI L032 01 IFPI 121D"
  }
}