{
  "comments": {
    "new": "USA region: No MCN"
  },
  "legacy": {
    "write_offset": {
      "new": "-22, 0",
      "old": "0"
    }
  },
  "ring_codes": {
    "new": "MASTERED BY NIMBUS\tCDD3870 B5845CXD 1:0\nC1\t100497-01\t4259\tTechnicolor",
    "old": "MASTERED BY NIMBUS\tCDD3870 B5845CXD 1:0"
  }
}