[
  {
    "k": 18,
    "num_unusable_row": 69,
    "capacity": 50,
    "publish_raw_outputs": false,
    "keccak_circuit_params": {
      "k": 18,
      "rows_per_round": 206
    },
    "base_circuit_params": {
      "k": 18,
      "num_advice_per_phase": [
        3
      ],
      "num_fixed": 1,
      "num_lookup_advice_per_phase": [
        0,
        0,
        0
      ],
      "lookup_bits": null,
      "num_instance_columns": 1
    }
  },
  [
    [
      262034,
      262032
    ]
  ]
]