{
  "ring_codes": {
    "new": "HB88902-L0\t+\t+\tN1147-L0 IFPI LB48 IFPI 10G4, IFPI 10L4\nHB89003-L1\t+\t+\tN1147-L1 IFPI LB48 IFPI 10M1, IFPI 10N2",
    "old": "HB88902-L0\t+\t+\tN1147-L0 IFPI LB48 IFPI IOG4, IFPI 10L4\nHB89003-L1\t+\t+\tN1147-L1 IFPI LB48 IFPI 10M1, IFPI 10N2"
  }
}