{
  "checks_passed": 2189,
  "frequency_cases": 363,
  "forward_ties": {
    "A": "00",
    "B": "01",
    "C": "10",
    "D": "11"
  },
  "reverse_ties": {
    "D": "00",
    "C": "01",
    "B": "10",
    "A": "11"
  },
  "bit_costs": [
    8,
    8
  ],
  "singleton": {
    "Q": "0"
  },
  "scope": "payload bit cost only; codebook storage excluded; not a DEFLATE codec"
}
