{
  "ring_codes": {
    "new": "PCG81A0400 18 FEB 00\tMPO\t01 @@ 4 IFPI L032 01 IFPI 1218",
    "old": "PCG81A0400 18 FEB 01 MPO @@ 4 IFPI L032 01 IFPI 1218"
  }
}