{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 106,
      "class": "FULL",
      "exception_markets": 1721,
      "rows_b": 8247910,
      "rows_by_domain": {
        "b": 8247910,
        "c": 8127040,
        "e": 8122211,
        "h": 8248966
      },
      "rows_c": 8127040,
      "rows_e": 8122211,
      "rows_h": 8248966,
      "rows_joined": 8250818,
      "rows_merged": 8250712,
      "witness_latency": {
        "b": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1722,
            "100_200ms": 197085,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 556,
            "200_500ms": 68730,
            "20_50ms": 4823324,
            "2_5ms": 0,
            "5000_10000ms": 38,
            "500_1000ms": 9220,
            "50_100ms": 3147235,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5259,
          "mean_ms": 56.03794888644517,
          "measurable": 8247910,
          "min_ms": 44,
          "p50_ms": 49.0,
          "p90_ms": 62.0,
          "p99_ms": 197.0,
          "rows": 8247910,
          "unmeasurable": 0,
          "won_output_rows": 44
        },
        "c": {
          "buckets_ms": {
            "0_1ms": 319,
            "10000_30000ms": 0,
            "1000_2000ms": 18,
            "100_200ms": 27058,
            "10_20ms": 240028,
            "1_2ms": 185667,
            "2000_5000ms": 0,
            "200_500ms": 14031,
            "20_50ms": 166373,
            "2_5ms": 6449690,
            "5000_10000ms": 0,
            "500_1000ms": 525,
            "50_100ms": 55875,
            "5_10ms": 987456,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 1999,
          "mean_ms": 5.481996397212269,
          "measurable": 8127040,
          "min_ms": 0,
          "p50_ms": 3.0,
          "p90_ms": 6.0,
          "p99_ms": 58.0,
          "rows": 8127040,
          "unmeasurable": 0,
          "won_output_rows": 658
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 3443,
            "100_200ms": 231768,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 2436,
            "200_500ms": 81963,
            "20_50ms": 7291263,
            "2_5ms": 0,
            "5000_10000ms": 3582,
            "500_1000ms": 16350,
            "50_100ms": 491406,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 9723,
          "mean_ms": 51.635763710152325,
          "measurable": 8122211,
          "min_ms": 31,
          "p50_ms": 39.0,
          "p90_ms": 50.0,
          "p99_ms": 236.0,
          "rows": 8122211,
          "unmeasurable": 0,
          "won_output_rows": 8122143
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2683,
            "100_200ms": 58262,
            "10_20ms": 6070227,
            "1_2ms": 0,
            "2000_5000ms": 2197,
            "200_500ms": 27241,
            "20_50ms": 1913229,
            "2_5ms": 0,
            "5000_10000ms": 376,
            "500_1000ms": 8014,
            "50_100ms": 166737,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 9638,
          "mean_ms": 24.09544917508449,
          "measurable": 8248966,
          "min_ms": 13,
          "p50_ms": 18.0,
          "p90_ms": 25.0,
          "p99_ms": 114.0,
          "rows": 8248966,
          "unmeasurable": 0,
          "won_output_rows": 127867
        }
      }
    },
    "book": {
      "boundary_dropped": 1016,
      "class": "FULL",
      "exception_markets": 170442,
      "rows_b": 292604,
      "rows_by_domain": {
        "b": 292604,
        "c": 550974,
        "e": 308792,
        "h": 278009
      },
      "rows_c": 550974,
      "rows_e": 308792,
      "rows_h": 278009,
      "rows_joined": 836297,
      "rows_merged": 835281,
      "witness_latency": {
        "b": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 15512,
            "1000_2000ms": 3221,
            "100_200ms": 16001,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 5355,
            "200_500ms": 8849,
            "20_50ms": 33697,
            "2_5ms": 0,
            "5000_10000ms": 5891,
            "500_1000ms": 3747,
            "50_100ms": 70519,
            "5_10ms": 0,
            "ge30000ms": 129812,
            "neg": 0
          },
          "max_ms": 6831368436,
          "mean_ms": 70151041.08453746,
          "measurable": 292604,
          "min_ms": 45,
          "p50_ms": 9014.0,
          "p90_ms": 25947277.0,
          "p99_ms": 2308769139.0,
          "rows": 292604,
          "unmeasurable": 0,
          "won_output_rows": 88917
        },
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 40450,
            "1000_2000ms": 5133,
            "100_200ms": 2190,
            "10_20ms": 9897,
            "1_2ms": 78,
            "2000_5000ms": 11646,
            "200_500ms": 3108,
            "20_50ms": 7869,
            "2_5ms": 57578,
            "5000_10000ms": 15388,
            "500_1000ms": 3373,
            "50_100ms": 3383,
            "5_10ms": 50822,
            "ge30000ms": 340059,
            "neg": 0
          },
          "max_ms": 8429841050,
          "mean_ms": 98148345.61402172,
          "measurable": 550974,
          "min_ms": 1,
          "p50_ms": 87831.0,
          "p90_ms": 44369936.500000045,
          "p99_ms": 2572613247.9000025,
          "rows": 550974,
          "unmeasurable": 0,
          "won_output_rows": 317135
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 16766,
            "1000_2000ms": 3111,
            "100_200ms": 14596,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 5689,
            "200_500ms": 7134,
            "20_50ms": 90220,
            "2_5ms": 0,
            "5000_10000ms": 6764,
            "500_1000ms": 3634,
            "50_100ms": 15894,
            "5_10ms": 0,
            "ge30000ms": 144984,
            "neg": 0
          },
          "max_ms": 8428686063,
          "mean_ms": 75090245.12109122,
          "measurable": 308792,
          "min_ms": 32,
          "p50_ms": 17767.5,
          "p90_ms": 29094099.500000082,
          "p99_ms": 2239214273.5299997,
          "rows": 308792,
          "unmeasurable": 0,
          "won_output_rows": 308438
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 14026,
            "1000_2000ms": 1974,
            "100_200ms": 5783,
            "10_20ms": 28892,
            "1_2ms": 0,
            "2000_5000ms": 4545,
            "200_500ms": 3126,
            "20_50ms": 83130,
            "2_5ms": 0,
            "5000_10000ms": 5702,
            "500_1000ms": 1440,
            "50_100ms": 12078,
            "5_10ms": 0,
            "ge30000ms": 117313,
            "neg": 0
          },
          "max_ms": 8429260635,
          "mean_ms": 67107363.89811121,
          "measurable": 278009,
          "min_ms": 14,
          "p50_ms": 3460.0,
          "p90_ms": 22725212.000000067,
          "p99_ms": 2291519994.0,
          "rows": 278009,
          "unmeasurable": 0,
          "won_output_rows": 120791
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 100,
      "rows_b": 63903,
      "rows_by_domain": {
        "b": 63903,
        "c": 63142,
        "e": 63416,
        "h": 63912
      },
      "rows_c": 63142,
      "rows_e": 63416,
      "rows_h": 63912,
      "rows_joined": 63990,
      "rows_merged": 63990,
      "witness_latency": {
        "b": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 626,
            "100_200ms": 7371,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 289,
            "200_500ms": 3733,
            "20_50ms": 3777,
            "2_5ms": 0,
            "5000_10000ms": 23,
            "500_1000ms": 1236,
            "50_100ms": 46848,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5315,
          "mean_ms": 127.08434658779713,
          "measurable": 63903,
          "min_ms": 46,
          "p50_ms": 59.0,
          "p90_ms": 187.0,
          "p99_ms": 1313.979999999996,
          "rows": 63903,
          "unmeasurable": 0,
          "won_output_rows": 6
        },
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 25,
            "100_200ms": 1030,
            "10_20ms": 10370,
            "1_2ms": 0,
            "2000_5000ms": 82,
            "200_500ms": 440,
            "20_50ms": 10718,
            "2_5ms": 781,
            "5000_10000ms": 1,
            "500_1000ms": 104,
            "50_100ms": 2442,
            "5_10ms": 37149,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5001,
          "mean_ms": 24.66793893129771,
          "measurable": 63142,
          "min_ms": 3,
          "p50_ms": 8.0,
          "p90_ms": 37.0,
          "p99_ms": 204.0,
          "rows": 63142,
          "unmeasurable": 0,
          "won_output_rows": 10
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 466,
            "100_200ms": 5785,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 391,
            "200_500ms": 3245,
            "20_50ms": 35235,
            "2_5ms": 0,
            "5000_10000ms": 380,
            "500_1000ms": 1192,
            "50_100ms": 16722,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 9714,
          "mean_ms": 155.2324176863883,
          "measurable": 63416,
          "min_ms": 34,
          "p50_ms": 47.0,
          "p90_ms": 179.0,
          "p99_ms": 2758.2999999999447,
          "rows": 63416,
          "unmeasurable": 0,
          "won_output_rows": 63416
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 42,
            "100_200ms": 2884,
            "10_20ms": 3667,
            "1_2ms": 0,
            "2000_5000ms": 92,
            "200_500ms": 1355,
            "20_50ms": 48823,
            "2_5ms": 0,
            "5000_10000ms": 3,
            "500_1000ms": 242,
            "50_100ms": 6804,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6616,
          "mean_ms": 49.751768056077104,
          "measurable": 63912,
          "min_ms": 16,
          "p50_ms": 24.0,
          "p90_ms": 77.0,
          "p99_ms": 366.0,
          "rows": 63912,
          "unmeasurable": 0,
          "won_output_rows": 558
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 5,
      "rows_b": 554,
      "rows_by_domain": {
        "b": 554,
        "c": 551,
        "e": 552,
        "h": 554
      },
      "rows_c": 551,
      "rows_e": 552,
      "rows_h": 554,
      "rows_joined": 561,
      "rows_merged": 561,
      "witness_latency": {
        "b": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 45,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 71,
            "20_50ms": 214,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 15,
            "50_100ms": 186,
            "5_10ms": 0,
            "ge30000ms": 23,
            "neg": 0
          },
          "max_ms": 62485,
          "mean_ms": 2245.8592057761734,
          "measurable": 554,
          "min_ms": 45,
          "p50_ms": 51.0,
          "p90_ms": 338.49999999999994,
          "p99_ms": 55542.880000000005,
          "rows": 554,
          "unmeasurable": 0
        },
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 2,
            "10_20ms": 30,
            "1_2ms": 3,
            "2000_5000ms": 0,
            "200_500ms": 1,
            "20_50ms": 17,
            "2_5ms": 388,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 4,
            "5_10ms": 79,
            "ge30000ms": 27,
            "neg": 0
          },
          "max_ms": 121062,
          "mean_ms": 2875.306715063521,
          "measurable": 551,
          "min_ms": 1,
          "p50_ms": 3.0,
          "p90_ms": 17.0,
          "p99_ms": 62279.5,
          "rows": 551,
          "unmeasurable": 0,
          "won_output_rows": 4
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2,
            "100_200ms": 50,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 51,
            "20_50ms": 391,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 12,
            "50_100ms": 23,
            "5_10ms": 0,
            "ge30000ms": 23,
            "neg": 0
          },
          "max_ms": 62483,
          "mean_ms": 2238.751811594203,
          "measurable": 552,
          "min_ms": 33,
          "p50_ms": 39.0,
          "p90_ms": 349.0,
          "p99_ms": 55311.96,
          "rows": 552,
          "unmeasurable": 0,
          "won_output_rows": 552
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 66,
            "10_20ms": 311,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 9,
            "20_50ms": 106,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 42,
            "5_10ms": 0,
            "ge30000ms": 20,
            "neg": 0
          },
          "max_ms": 55680,
          "mean_ms": 1855.9602888086642,
          "measurable": 554,
          "min_ms": 15,
          "p50_ms": 19.0,
          "p90_ms": 146.39999999999998,
          "p99_ms": 55656.880000000005,
          "rows": 554,
          "unmeasurable": 0,
          "won_output_rows": 5
        }
      }
    },
    "new_market": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_b": 709,
      "rows_by_domain": {
        "b": 709,
        "c": 709,
        "e": 709,
        "h": 709
      },
      "rows_c": 709,
      "rows_e": 709,
      "rows_h": 709,
      "rows_joined": 987,
      "rows_merged": 987,
      "witness_latency": {
        "b": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 102,
            "1000_2000ms": 0,
            "100_200ms": 160,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 165,
            "20_50ms": 15,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 13,
            "50_100ms": 244,
            "5_10ms": 0,
            "ge30000ms": 10,
            "neg": 0
          },
          "max_ms": 63912,
          "mean_ms": 3280.613540197461,
          "measurable": 709,
          "min_ms": 48,
          "p50_ms": 158.0,
          "p90_ms": 17698.200000000004,
          "p99_ms": 32333.039999999994,
          "rows": 709,
          "unmeasurable": 0,
          "won_output_rows": 38
        },
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 125,
            "1000_2000ms": 0,
            "100_200ms": 56,
            "10_20ms": 106,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 12,
            "20_50ms": 211,
            "2_5ms": 2,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 133,
            "5_10ms": 58,
            "ge30000ms": 6,
            "neg": 0
          },
          "max_ms": 60180,
          "mean_ms": 3681.840620592384,
          "measurable": 709,
          "min_ms": 4,
          "p50_ms": 43.0,
          "p90_ms": 18677.2,
          "p99_ms": 27235.279999999908,
          "rows": 709,
          "unmeasurable": 0,
          "won_output_rows": 132
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 107,
            "1000_2000ms": 0,
            "100_200ms": 184,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 98,
            "20_50ms": 134,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 1,
            "50_100ms": 175,
            "5_10ms": 0,
            "ge30000ms": 10,
            "neg": 0
          },
          "max_ms": 67493,
          "mean_ms": 3356.9605077574047,
          "measurable": 709,
          "min_ms": 36,
          "p50_ms": 124.0,
          "p90_ms": 17306.2,
          "p99_ms": 34034.87999999993,
          "rows": 709,
          "unmeasurable": 0,
          "won_output_rows": 709
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 89,
            "1000_2000ms": 0,
            "100_200ms": 170,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 110,
            "20_50ms": 223,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 107,
            "5_10ms": 0,
            "ge30000ms": 10,
            "neg": 0
          },
          "max_ms": 62963,
          "mean_ms": 3008.916784203103,
          "measurable": 709,
          "min_ms": 20,
          "p50_ms": 114.0,
          "p90_ms": 16845.800000000007,
          "p99_ms": 36164.63999999998,
          "rows": 709,
          "unmeasurable": 0,
          "won_output_rows": 108
        }
      }
    },
    "price_change": {
      "boundary_dropped": 1168,
      "class": "FULL",
      "exception_markets": 10505,
      "rows_b": 86332078,
      "rows_by_domain": {
        "b": 86332078,
        "c": 87332834,
        "e": 85530896,
        "h": 85117098
      },
      "rows_c": 87332834,
      "rows_e": 85530896,
      "rows_h": 85117098,
      "rows_joined": 89043224,
      "rows_merged": 89042056,
      "witness_latency": {
        "b": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 71718,
            "100_200ms": 2762634,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 22110,
            "200_500ms": 1019318,
            "20_50ms": 48148202,
            "2_5ms": 0,
            "5000_10000ms": 1458,
            "500_1000ms": 170562,
            "50_100ms": 34136076,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5315,
          "mean_ms": 60.03680075904115,
          "measurable": 86332078,
          "min_ms": 44,
          "p50_ms": 49.0,
          "p90_ms": 66.0,
          "p99_ms": 252.0,
          "rows": 86332078,
          "unmeasurable": 0,
          "won_output_rows": 5602
        },
        "c": {
          "buckets_ms": {
            "0_1ms": 1018,
            "10000_30000ms": 0,
            "1000_2000ms": 282,
            "100_200ms": 330806,
            "10_20ms": 2854058,
            "1_2ms": 1272680,
            "2000_5000ms": 14,
            "200_500ms": 176078,
            "20_50ms": 1946476,
            "2_5ms": 68128978,
            "5000_10000ms": 0,
            "500_1000ms": 6478,
            "50_100ms": 667936,
            "5_10ms": 11948030,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2664,
          "mean_ms": 5.880203337956489,
          "measurable": 87332834,
          "min_ms": 0,
          "p50_ms": 3.0,
          "p90_ms": 7.0,
          "p99_ms": 64.0,
          "rows": 87332834,
          "unmeasurable": 0,
          "won_output_rows": 253726
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 69198,
            "100_200ms": 3077206,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 53682,
            "200_500ms": 1129608,
            "20_50ms": 73851008,
            "2_5ms": 0,
            "5000_10000ms": 42150,
            "500_1000ms": 245222,
            "50_100ms": 7062822,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 9723,
          "mean_ms": 56.29782311645607,
          "measurable": 85530896,
          "min_ms": 31,
          "p50_ms": 39.0,
          "p90_ms": 63.0,
          "p99_ms": 296.0,
          "rows": 85530896,
          "unmeasurable": 0,
          "won_output_rows": 85530140
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 25410,
            "100_200ms": 760748,
            "10_20ms": 59973148,
            "1_2ms": 0,
            "2000_5000ms": 20912,
            "200_500ms": 344166,
            "20_50ms": 21897156,
            "2_5ms": 0,
            "5000_10000ms": 3426,
            "500_1000ms": 85642,
            "50_100ms": 2006490,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 9638,
          "mean_ms": 24.86959050225138,
          "measurable": 85117098,
          "min_ms": 13,
          "p50_ms": 18.0,
          "p90_ms": 27.0,
          "p99_ms": 131.0,
          "rows": 85117098,
          "unmeasurable": 0,
          "won_output_rows": 3252588
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 22,
      "rows_b": 2440,
      "rows_by_domain": {
        "b": 2440,
        "c": 2412,
        "e": 2380,
        "h": 2440
      },
      "rows_c": 2412,
      "rows_e": 2380,
      "rows_h": 2440,
      "rows_joined": 2440,
      "rows_merged": 2440,
      "witness_latency": {
        "b": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 88,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 14,
            "20_50ms": 1389,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 949,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 266,
          "mean_ms": 54.49508196721312,
          "measurable": 2440,
          "min_ms": 45,
          "p50_ms": 49.0,
          "p90_ms": 62.0,
          "p99_ms": 133.0,
          "rows": 2440,
          "unmeasurable": 0
        },
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 0,
            "10_20ms": 59,
            "1_2ms": 32,
            "2000_5000ms": 0,
            "200_500ms": 4,
            "20_50ms": 44,
            "2_5ms": 1928,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 0,
            "5_10ms": 345,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 231,
          "mean_ms": 4.461857379767827,
          "measurable": 2412,
          "min_ms": 1,
          "p50_ms": 3.0,
          "p90_ms": 6.0,
          "p99_ms": 24.0,
          "rows": 2412,
          "unmeasurable": 0
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 78,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 0,
            "20_50ms": 2209,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 93,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 140,
          "mean_ms": 42.46050420168067,
          "measurable": 2380,
          "min_ms": 32,
          "p50_ms": 39.0,
          "p90_ms": 44.0,
          "p99_ms": 115.0,
          "rows": 2380,
          "unmeasurable": 0,
          "won_output_rows": 2380
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 4,
            "10_20ms": 1837,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 0,
            "20_50ms": 571,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 28,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 125,
          "mean_ms": 19.68811475409836,
          "measurable": 2440,
          "min_ms": 14,
          "p50_ms": 18.0,
          "p90_ms": 23.0,
          "p99_ms": 54.0,
          "rows": 2440,
          "unmeasurable": 0,
          "won_output_rows": 60
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1003249668,
  "file": "2026-09-04T11.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-09-04/11",
  "hour_utc": "2026-09-04T11:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 163818437505991123,
  "merger_git_sha": "unknown: MERGER_GIT_SHA malformed (not 40-hex)",
  "min_sequence": 281492047705175,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        91823078
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 163818437482566079,
      "min_sequence": 281492047705923,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 8250712,
      "row_groups": [
        0,
        31
      ],
      "sha256": "35649627b7e5a0546d86b16c8886b581d73b7522eb46d29ff5f78eebe9b048ab"
    },
    "book": {
      "byte_range": [
        91823078,
        161434499
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 163818437505184843,
      "min_sequence": 281492047706159,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 835281,
      "row_groups": [
        32,
        35
      ],
      "sha256": "a1c430d0adc317a3095d349763b861772199d49d5b4fd195bfa89023da3f59d8"
    },
    "last_trade_price": {
      "byte_range": [
        161434499,
        164954199
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 163818437504491514,
      "min_sequence": 281492047709871,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 63990,
      "row_groups": [
        36,
        36
      ],
      "sha256": "a4be7e852f25f05b056a60f26cc5175afb7c7f04d21d46ce26e6c712eb6b92ce"
    },
    "market_resolved": {
      "byte_range": [
        164954199,
        165047308
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53480247618571187,
      "min_sequence": 281492048640587,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 561,
      "row_groups": [
        37,
        37
      ],
      "sha256": "d70c1c932a068f06c1db6b02ec53bd4533788419e400e796be8022466b06b4b4"
    },
    "new_market": {
      "byte_range": [
        165047308,
        165155012
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 163818437502786401,
      "min_sequence": 281492048075656,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 987,
      "row_groups": [
        38,
        38
      ],
      "sha256": "599e05df12cb57d5ec869e8891cc07c8d5a89e4a5993de9f1d26b072faac4e48"
    },
    "price_change": {
      "byte_range": [
        165155012,
        1002040205
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 163818437505991123,
      "min_sequence": 281492047705175,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 89042056,
      "row_groups": [
        39,
        378
      ],
      "sha256": "30f66d0ba9b579fa0d141810b1c90c9c577b72058a067f62da011e37253ff9b0"
    },
    "tick_size_change": {
      "byte_range": [
        1002040205,
        1002128542
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53480247647185391,
      "min_sequence": 281492049553350,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2440,
      "row_groups": [
        379,
        379
      ],
      "sha256": "51564a5d03a12b30a101d9ed01cd6eb0a4cf5923ccc2c636cb8dcda1ae260399"
    }
  },
  "row_count": 98196027,
  "sequence_note": "sequence and timestamp_received are collector-local provenance; where domains carry the same row, the merge keeps the LAST ACTIVE domain's values -- for this hour, domain e (active: b, c, h, e)",
  "sha256": "267b1f864b290634227e6df93f5af54a15ca26a5981f4514027ec73ebe8609bc",
  "verification": {
    "note": "A range digest certifies BYTES. That those bytes are that product comes from this manifest and is cross-checkable against the Parquet footer, which is inside the whole-file sha256.",
    "primary": "sha256sum <file> == .sha256",
    "secondary": "curl -r <start>-<end-1> <url> | sha256sum == .products.<name>.sha256"
  },
  "witness_stats": "2026-09-04T11.witness_stats.json",
  "witnesses": "bche",
  "served_verbatim": true,
  "served_note": "This hour is the merger's union file, published byte for byte. Hours before the era cutover are rebuilt here from the seven product files and carry one column fewer."
}
