{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 216,
      "class": "FULL",
      "exception_markets": 203,
      "rows_by_domain": {
        "c": 8433817,
        "e": 8432618,
        "f": 8432554,
        "g": 8430637,
        "h": 8433024
      },
      "rows_c": 8433817,
      "rows_e": 8432618,
      "rows_f": 8432554,
      "rows_g": 8430637,
      "rows_h": 8433024,
      "rows_joined": 8434507,
      "rows_merged": 8434291,
      "unique_by_domain": {
        "c": 513,
        "e": 56,
        "f": 36,
        "g": 32,
        "h": 106
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1430,
            "100_200ms": 68516,
            "10_20ms": 307097,
            "1_2ms": 0,
            "2000_5000ms": 371,
            "200_500ms": 57471,
            "20_50ms": 207547,
            "2_5ms": 3933896,
            "5000_10000ms": 10,
            "500_1000ms": 5828,
            "50_100ms": 99683,
            "5_10ms": 3751968,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6340,
          "mean_ms": 10.331162272076806,
          "measurable": 8433817,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 8.0,
          "p99_ms": 162.0,
          "rows": 8433817,
          "unmeasurable": 0,
          "won_output_rows": 8126279
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1336,
            "100_200ms": 149410,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1004,
            "200_500ms": 94104,
            "20_50ms": 7749502,
            "2_5ms": 0,
            "5000_10000ms": 4,
            "500_1000ms": 11028,
            "50_100ms": 426230,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5312,
          "mean_ms": 46.02335775200537,
          "measurable": 8432618,
          "min_ms": 34,
          "p50_ms": 39.0,
          "p90_ms": 45.0,
          "p99_ms": 233.0,
          "rows": 8432618,
          "unmeasurable": 0,
          "won_output_rows": 39902
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1091,
            "100_200ms": 182673,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 494,
            "200_500ms": 109311,
            "20_50ms": 6295759,
            "2_5ms": 0,
            "5000_10000ms": 2,
            "500_1000ms": 14459,
            "50_100ms": 1828765,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6570,
          "mean_ms": 55.24486258848743,
          "measurable": 8432554,
          "min_ms": 43,
          "p50_ms": 47.0,
          "p90_ms": 55.0,
          "p99_ms": 259.0,
          "rows": 8432554,
          "unmeasurable": 0,
          "won_output_rows": 15902
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 588,
            "1000_2000ms": 13130,
            "100_200ms": 566702,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 3573,
            "200_500ms": 238849,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 1412,
            "500_1000ms": 79322,
            "50_100ms": 7527061,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 15583,
          "mean_ms": 100.97642088017786,
          "measurable": 8430637,
          "min_ms": 68,
          "p50_ms": 79.0,
          "p90_ms": 101.0,
          "p99_ms": 539.0,
          "rows": 8430637,
          "unmeasurable": 0,
          "won_output_rows": 1651
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 200,
            "1000_2000ms": 10913,
            "100_200ms": 72841,
            "10_20ms": 7316702,
            "1_2ms": 0,
            "2000_5000ms": 13464,
            "200_500ms": 66926,
            "20_50ms": 776302,
            "2_5ms": 0,
            "5000_10000ms": 2921,
            "500_1000ms": 27713,
            "50_100ms": 145004,
            "5_10ms": 0,
            "ge30000ms": 38,
            "neg": 0
          },
          "max_ms": 36912,
          "mean_ms": 33.62831518088885,
          "measurable": 8433024,
          "min_ms": 13,
          "p50_ms": 17.0,
          "p90_ms": 23.0,
          "p99_ms": 312.0,
          "rows": 8433024,
          "unmeasurable": 0,
          "won_output_rows": 250557
        }
      }
    },
    "book": {
      "boundary_dropped": 2,
      "class": "FULL",
      "exception_markets": 8744,
      "rows_by_domain": {
        "c": 112872,
        "e": 110358,
        "f": 108986,
        "g": 117973,
        "h": 110106
      },
      "rows_c": 112872,
      "rows_e": 110358,
      "rows_f": 108986,
      "rows_g": 117973,
      "rows_h": 110106,
      "rows_joined": 128591,
      "rows_merged": 128589,
      "unique_by_domain": {
        "c": 4565,
        "e": 2125,
        "f": 787,
        "g": 10211,
        "h": 2187
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 308,
            "1000_2000ms": 797,
            "100_200ms": 1446,
            "10_20ms": 7419,
            "1_2ms": 0,
            "2000_5000ms": 2220,
            "200_500ms": 1239,
            "20_50ms": 4983,
            "2_5ms": 9713,
            "5000_10000ms": 168,
            "500_1000ms": 405,
            "50_100ms": 2331,
            "5_10ms": 78103,
            "ge30000ms": 3740,
            "neg": 0
          },
          "max_ms": 7145519718,
          "mean_ms": 4294613.367699695,
          "measurable": 112872,
          "min_ms": 3,
          "p50_ms": 6.0,
          "p90_ms": 71.0,
          "p99_ms": 14881724.0,
          "rows": 112872,
          "unmeasurable": 0,
          "won_output_rows": 105438
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 142,
            "1000_2000ms": 1449,
            "100_200ms": 6918,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 2949,
            "200_500ms": 3745,
            "20_50ms": 82360,
            "2_5ms": 0,
            "5000_10000ms": 82,
            "500_1000ms": 1679,
            "50_100ms": 9456,
            "5_10ms": 0,
            "ge30000ms": 1578,
            "neg": 0
          },
          "max_ms": 7147958582,
          "mean_ms": 1151265.773537034,
          "measurable": 110358,
          "min_ms": 35,
          "p50_ms": 41.0,
          "p90_ms": 222.0,
          "p99_ms": 320386.2299999968,
          "rows": 110358,
          "unmeasurable": 0,
          "won_output_rows": 3626
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 30,
            "1000_2000ms": 1121,
            "100_200ms": 7669,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 2502,
            "200_500ms": 4054,
            "20_50ms": 53341,
            "2_5ms": 0,
            "5000_10000ms": 52,
            "500_1000ms": 1816,
            "50_100ms": 37999,
            "5_10ms": 0,
            "ge30000ms": 402,
            "neg": 0
          },
          "max_ms": 7136318015,
          "mean_ms": 584953.5538326023,
          "measurable": 108986,
          "min_ms": 44,
          "p50_ms": 50.0,
          "p90_ms": 175.0,
          "p99_ms": 3261.0,
          "rows": 108986,
          "unmeasurable": 0,
          "won_output_rows": 1714
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 996,
            "1000_2000ms": 1892,
            "100_200ms": 13110,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 3758,
            "200_500ms": 6449,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 1209,
            "500_1000ms": 2589,
            "50_100ms": 79542,
            "5_10ms": 0,
            "ge30000ms": 8428,
            "neg": 0
          },
          "max_ms": 7150873455,
          "mean_ms": 10211360.779373247,
          "measurable": 117973,
          "min_ms": 69,
          "p50_ms": 88.0,
          "p90_ms": 3466.0,
          "p99_ms": 62309439.71999997,
          "rows": 117973,
          "unmeasurable": 0,
          "won_output_rows": 10621
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 144,
            "1000_2000ms": 660,
            "100_200ms": 2797,
            "10_20ms": 50111,
            "1_2ms": 0,
            "2000_5000ms": 2288,
            "200_500ms": 1752,
            "20_50ms": 44757,
            "2_5ms": 0,
            "5000_10000ms": 142,
            "500_1000ms": 711,
            "50_100ms": 5122,
            "5_10ms": 0,
            "ge30000ms": 1622,
            "neg": 0
          },
          "max_ms": 7150200668,
          "mean_ms": 2394144.9099594937,
          "measurable": 110106,
          "min_ms": 14,
          "p50_ms": 20.0,
          "p90_ms": 85.0,
          "p99_ms": 772618.7499999879,
          "rows": 110106,
          "unmeasurable": 0,
          "won_output_rows": 7190
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "c": 51292,
        "e": 51325,
        "f": 51339,
        "g": 51146,
        "h": 51168
      },
      "rows_c": 51292,
      "rows_e": 51325,
      "rows_f": 51339,
      "rows_g": 51146,
      "rows_h": 51168,
      "rows_joined": 51357,
      "rows_merged": 51357,
      "unique_by_domain": {
        "c": 1,
        "e": 1,
        "f": 7,
        "g": 3,
        "h": 1
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 23,
            "100_200ms": 1021,
            "10_20ms": 12484,
            "1_2ms": 0,
            "2000_5000ms": 64,
            "200_500ms": 600,
            "20_50ms": 8418,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 100,
            "50_100ms": 2240,
            "5_10ms": 26342,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 4980,
          "mean_ms": 27.742513452390238,
          "measurable": 51292,
          "min_ms": 5,
          "p50_ms": 9.0,
          "p90_ms": 40.0,
          "p99_ms": 276.0899999999965,
          "rows": 51292,
          "unmeasurable": 0,
          "won_output_rows": 48803
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 425,
            "100_200ms": 3044,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 416,
            "200_500ms": 1829,
            "20_50ms": 32660,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 841,
            "50_100ms": 12109,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5024,
          "mean_ms": 110.35994154895275,
          "measurable": 51325,
          "min_ms": 36,
          "p50_ms": 45.0,
          "p90_ms": 126.0,
          "p99_ms": 1697.0800000000163,
          "rows": 51325,
          "unmeasurable": 0,
          "won_output_rows": 381
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 369,
            "100_200ms": 3828,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 252,
            "200_500ms": 1808,
            "20_50ms": 7816,
            "2_5ms": 0,
            "5000_10000ms": 3,
            "500_1000ms": 888,
            "50_100ms": 36375,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6707,
          "mean_ms": 106.89643351058649,
          "measurable": 51339,
          "min_ms": 46,
          "p50_ms": 54.0,
          "p90_ms": 127.0,
          "p99_ms": 1178.6200000000026,
          "rows": 51339,
          "unmeasurable": 0,
          "won_output_rows": 173
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 146,
            "1000_2000ms": 717,
            "100_200ms": 15275,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 745,
            "200_500ms": 2912,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 417,
            "500_1000ms": 1151,
            "50_100ms": 29783,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 15588,
          "mean_ms": 286.2713213154499,
          "measurable": 51146,
          "min_ms": 71,
          "p50_ms": 94.0,
          "p90_ms": 238.0,
          "p99_ms": 5759.100000000006,
          "rows": 51146,
          "unmeasurable": 0,
          "won_output_rows": 39
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 78,
            "100_200ms": 1524,
            "10_20ms": 9132,
            "1_2ms": 0,
            "2000_5000ms": 130,
            "200_500ms": 854,
            "20_50ms": 35172,
            "2_5ms": 0,
            "5000_10000ms": 15,
            "500_1000ms": 253,
            "50_100ms": 4010,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7382,
          "mean_ms": 51.21816369606004,
          "measurable": 51168,
          "min_ms": 16,
          "p50_ms": 22.0,
          "p90_ms": 61.0,
          "p99_ms": 463.0,
          "rows": 51168,
          "unmeasurable": 0,
          "won_output_rows": 1961
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "c": 1749,
        "e": 1749,
        "f": 1749,
        "g": 1749,
        "h": 1749
      },
      "rows_c": 1749,
      "rows_e": 1749,
      "rows_f": 1749,
      "rows_g": 1749,
      "rows_h": 1749,
      "rows_joined": 1752,
      "rows_merged": 1752,
      "unique_by_domain": {
        "c": 0,
        "e": 0,
        "f": 0,
        "g": 0,
        "h": 3
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 8,
            "10_20ms": 86,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 6,
            "20_50ms": 49,
            "2_5ms": 807,
            "5000_10000ms": 0,
            "500_1000ms": 1,
            "50_100ms": 23,
            "5_10ms": 766,
            "ge30000ms": 3,
            "neg": 0
          },
          "max_ms": 58657,
          "mean_ms": 94.61063464837049,
          "measurable": 1749,
          "min_ms": 3,
          "p50_ms": 5.0,
          "p90_ms": 10.0,
          "p99_ms": 104.19999999999982,
          "rows": 1749,
          "unmeasurable": 0,
          "won_output_rows": 1698
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1,
            "1000_2000ms": 0,
            "100_200ms": 595,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 66,
            "20_50ms": 931,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 11,
            "50_100ms": 143,
            "5_10ms": 0,
            "ge30000ms": 2,
            "neg": 0
          },
          "max_ms": 54244,
          "mean_ms": 161.3453401943968,
          "measurable": 1749,
          "min_ms": 35,
          "p50_ms": 42.0,
          "p90_ms": 147.20000000000005,
          "p99_ms": 424.67999999999984,
          "rows": 1749,
          "unmeasurable": 0,
          "won_output_rows": 5
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1,
            "1000_2000ms": 0,
            "100_200ms": 603,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 100,
            "20_50ms": 744,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 12,
            "50_100ms": 287,
            "5_10ms": 0,
            "ge30000ms": 2,
            "neg": 0
          },
          "max_ms": 53836,
          "mean_ms": 170.5586049170955,
          "measurable": 1749,
          "min_ms": 44,
          "p50_ms": 52.0,
          "p90_ms": 148.0,
          "p99_ms": 444.03999999999996,
          "rows": 1749,
          "unmeasurable": 0,
          "won_output_rows": 5
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 5,
            "100_200ms": 203,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 581,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 29,
            "50_100ms": 928,
            "5_10ms": 0,
            "ge30000ms": 3,
            "neg": 0
          },
          "max_ms": 56667,
          "mean_ms": 241.7975986277873,
          "measurable": 1749,
          "min_ms": 69,
          "p50_ms": 96.0,
          "p90_ms": 256.0,
          "p99_ms": 733.4799999999996,
          "rows": 1749,
          "unmeasurable": 0
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 48,
            "10_20ms": 741,
            "1_2ms": 0,
            "2000_5000ms": 2,
            "200_500ms": 13,
            "20_50ms": 736,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 2,
            "50_100ms": 204,
            "5_10ms": 0,
            "ge30000ms": 2,
            "neg": 0
          },
          "max_ms": 77740,
          "mean_ms": 112.81589479702687,
          "measurable": 1749,
          "min_ms": 14,
          "p50_ms": 30.0,
          "p90_ms": 63.0,
          "p99_ms": 224.5999999999999,
          "rows": 1749,
          "unmeasurable": 0,
          "won_output_rows": 44
        }
      }
    },
    "new_market": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "c": 1839,
        "e": 1839,
        "f": 1839,
        "g": 1839,
        "h": 1839
      },
      "rows_c": 1839,
      "rows_e": 1839,
      "rows_f": 1839,
      "rows_g": 1839,
      "rows_h": 1839,
      "rows_joined": 2834,
      "rows_merged": 2834,
      "unique_by_domain": {
        "c": 71,
        "e": 149,
        "f": 114,
        "g": 76,
        "h": 104
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 294,
            "1000_2000ms": 0,
            "100_200ms": 310,
            "10_20ms": 110,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 387,
            "20_50ms": 304,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 5,
            "50_100ms": 295,
            "5_10ms": 13,
            "ge30000ms": 121,
            "neg": 0
          },
          "max_ms": 101337,
          "mean_ms": 6347.231647634584,
          "measurable": 1839,
          "min_ms": 7,
          "p50_ms": 172.0,
          "p90_ms": 22486.4,
          "p99_ms": 61829.03999999949,
          "rows": 1839,
          "unmeasurable": 0,
          "won_output_rows": 904
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 285,
            "1000_2000ms": 0,
            "100_200ms": 621,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 322,
            "20_50ms": 260,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 4,
            "50_100ms": 270,
            "5_10ms": 0,
            "ge30000ms": 77,
            "neg": 0
          },
          "max_ms": 97835,
          "mean_ms": 5066.632952691681,
          "measurable": 1839,
          "min_ms": 37,
          "p50_ms": 167.0,
          "p90_ms": 20665.0,
          "p99_ms": 43776.679999999964,
          "rows": 1839,
          "unmeasurable": 0,
          "won_output_rows": 600
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 243,
            "1000_2000ms": 0,
            "100_200ms": 392,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 608,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 2,
            "500_1000ms": 53,
            "50_100ms": 430,
            "5_10ms": 0,
            "ge30000ms": 111,
            "neg": 0
          },
          "max_ms": 443632,
          "mean_ms": 5572.759651984774,
          "measurable": 1839,
          "min_ms": 50,
          "p50_ms": 229.0,
          "p90_ms": 21058.800000000003,
          "p99_ms": 46519.7399999999,
          "rows": 1839,
          "unmeasurable": 0,
          "won_output_rows": 242
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 211,
            "1000_2000ms": 2,
            "100_200ms": 137,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 829,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 2,
            "500_1000ms": 232,
            "50_100ms": 326,
            "5_10ms": 0,
            "ge30000ms": 100,
            "neg": 0
          },
          "max_ms": 99510,
          "mean_ms": 4952.748776508973,
          "measurable": 1839,
          "min_ms": 71,
          "p50_ms": 338.0,
          "p90_ms": 21915.800000000003,
          "p99_ms": 46712.41999999995,
          "rows": 1839,
          "unmeasurable": 0,
          "won_output_rows": 208
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 241,
            "1000_2000ms": 0,
            "100_200ms": 488,
            "10_20ms": 39,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 387,
            "20_50ms": 359,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 6,
            "50_100ms": 255,
            "5_10ms": 0,
            "ge30000ms": 63,
            "neg": 0
          },
          "max_ms": 87872,
          "mean_ms": 4076.4230560087003,
          "measurable": 1839,
          "min_ms": 17,
          "p50_ms": 152.0,
          "p90_ms": 18833.4,
          "p99_ms": 43628.93999999986,
          "rows": 1839,
          "unmeasurable": 0,
          "won_output_rows": 880
        }
      }
    },
    "price_change": {
      "boundary_dropped": 1706,
      "class": "FULL",
      "exception_markets": 253,
      "rows_by_domain": {
        "c": 78669472,
        "e": 78569744,
        "f": 78596781,
        "g": 78561670,
        "h": 78661420
      },
      "rows_c": 78669472,
      "rows_e": 78569744,
      "rows_f": 78596781,
      "rows_g": 78561670,
      "rows_h": 78661420,
      "rows_joined": 78681990,
      "rows_merged": 78680284,
      "unique_by_domain": {
        "c": 3858,
        "e": 158,
        "f": 968,
        "g": 64,
        "h": 3204
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 16176,
            "100_200ms": 681198,
            "10_20ms": 3198003,
            "1_2ms": 0,
            "2000_5000ms": 5490,
            "200_500ms": 581044,
            "20_50ms": 2112643,
            "2_5ms": 32321470,
            "5000_10000ms": 232,
            "500_1000ms": 66416,
            "50_100ms": 982463,
            "5_10ms": 38704337,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 8197,
          "mean_ms": 11.065896094993494,
          "measurable": 78669472,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 9.0,
          "p99_ms": 175.0,
          "rows": 78669472,
          "unmeasurable": 0,
          "won_output_rows": 75731954
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 92504,
            "100_200ms": 1783538,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 90618,
            "200_500ms": 1104828,
            "20_50ms": 70385508,
            "2_5ms": 0,
            "5000_10000ms": 4562,
            "500_1000ms": 224718,
            "50_100ms": 4883468,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5546,
          "mean_ms": 54.013517429813696,
          "measurable": 78569744,
          "min_ms": 34,
          "p50_ms": 39.0,
          "p90_ms": 51.0,
          "p99_ms": 334.0,
          "rows": 78569744,
          "unmeasurable": 0,
          "won_output_rows": 366220
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 95282,
            "100_200ms": 2118892,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 58806,
            "200_500ms": 1240852,
            "20_50ms": 55881786,
            "2_5ms": 0,
            "5000_10000ms": 14518,
            "500_1000ms": 262718,
            "50_100ms": 18923927,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7829,
          "mean_ms": 62.6868604580638,
          "measurable": 78596781,
          "min_ms": 43,
          "p50_ms": 48.0,
          "p90_ms": 61.0,
          "p99_ms": 354.0,
          "rows": 78596781,
          "unmeasurable": 0,
          "won_output_rows": 149982
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 49412,
            "1000_2000ms": 234398,
            "100_200ms": 6203722,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 203700,
            "200_500ms": 2605338,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 96046,
            "500_1000ms": 911234,
            "50_100ms": 68257820,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 15630,
          "mean_ms": 127.75648685930429,
          "measurable": 78561670,
          "min_ms": 68,
          "p50_ms": 80.0,
          "p90_ms": 115.0,
          "p99_ms": 788.0,
          "rows": 78561670,
          "unmeasurable": 0,
          "won_output_rows": 15564
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1392,
            "1000_2000ms": 106220,
            "100_200ms": 806636,
            "10_20ms": 66477980,
            "1_2ms": 0,
            "2000_5000ms": 117862,
            "200_500ms": 693106,
            "20_50ms": 8593256,
            "2_5ms": 0,
            "5000_10000ms": 24246,
            "500_1000ms": 272446,
            "50_100ms": 1568020,
            "5_10ms": 0,
            "ge30000ms": 256,
            "neg": 0
          },
          "max_ms": 37288,
          "mean_ms": 33.912251367951406,
          "measurable": 78661420,
          "min_ms": 13,
          "p50_ms": 17.0,
          "p90_ms": 25.0,
          "p99_ms": 325.0,
          "rows": 78661420,
          "unmeasurable": 0,
          "won_output_rows": 2416564
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "c": 3212,
        "e": 3212,
        "f": 3212,
        "g": 3212,
        "h": 3212
      },
      "rows_c": 3212,
      "rows_e": 3212,
      "rows_f": 3212,
      "rows_g": 3212,
      "rows_h": 3212,
      "rows_joined": 3212,
      "rows_merged": 3212,
      "unique_by_domain": {
        "c": 0,
        "e": 0,
        "f": 0,
        "g": 0,
        "h": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 20,
            "10_20ms": 105,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 36,
            "20_50ms": 52,
            "2_5ms": 1413,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 20,
            "5_10ms": 1566,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 389,
          "mean_ms": 9.766189290161893,
          "measurable": 3212,
          "min_ms": 3,
          "p50_ms": 5.0,
          "p90_ms": 7.0,
          "p99_ms": 200.0,
          "rows": 3212,
          "unmeasurable": 0,
          "won_output_rows": 3104
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 43,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 44,
            "20_50ms": 3000,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 4,
            "50_100ms": 121,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 588,
          "mean_ms": 45.121419676214195,
          "measurable": 3212,
          "min_ms": 35,
          "p50_ms": 39.0,
          "p90_ms": 43.0,
          "p99_ms": 245.0,
          "rows": 3212,
          "unmeasurable": 0,
          "won_output_rows": 20
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 98,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 48,
            "20_50ms": 2395,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 671,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 403,
          "mean_ms": 55.57440846824409,
          "measurable": 3212,
          "min_ms": 43,
          "p50_ms": 48.0,
          "p90_ms": 56.0,
          "p99_ms": 320.0,
          "rows": 3212,
          "unmeasurable": 0,
          "won_output_rows": 8
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 210,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 88,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 1,
            "50_100ms": 2913,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 541,
          "mean_ms": 90.96232876712328,
          "measurable": 3212,
          "min_ms": 70,
          "p50_ms": 80.0,
          "p90_ms": 98.0,
          "p99_ms": 333.0,
          "rows": 3212,
          "unmeasurable": 0
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 12,
            "100_200ms": 20,
            "10_20ms": 2690,
            "1_2ms": 0,
            "2000_5000ms": 8,
            "200_500ms": 24,
            "20_50ms": 399,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 12,
            "50_100ms": 47,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 3945,
          "mean_ms": 37.826587795765874,
          "measurable": 3212,
          "min_ms": 14,
          "p50_ms": 17.0,
          "p90_ms": 26.0,
          "p99_ms": 415.0,
          "rows": 3212,
          "unmeasurable": 0,
          "won_output_rows": 80
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 862143061,
  "file": "2026-09-08T04.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-09-08/04",
  "hour_utc": "2026-09-08T04:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 53761725846169006,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 562957372526332,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        93473717
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761725846167864,
      "min_sequence": 562957372623993,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 8434291,
      "row_groups": [
        0,
        32
      ],
      "sha256": "34681a634aecd1beda63ee039cd684e26d400f8d2583da087883e073adaccc1c"
    },
    "book": {
      "byte_range": [
        93473717,
        106192319
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761725845953048,
      "min_sequence": 562957372526332,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 128589,
      "row_groups": [
        33,
        33
      ],
      "sha256": "e7c9e98bc948fe95af2b22eb14f8a3d152b4b190e00a4db8b410855bc7d80eb6"
    },
    "last_trade_price": {
      "byte_range": [
        106192319,
        109094891
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761725845327605,
      "min_sequence": 562957372729354,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 51357,
      "row_groups": [
        34,
        34
      ],
      "sha256": "eb5f3b882a8f96634218798b420733364213b3d124c3f6d6acd2c1e25e187a68"
    },
    "market_resolved": {
      "byte_range": [
        109094891,
        109381529
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761725843560471,
      "min_sequence": 562957373498397,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1752,
      "row_groups": [
        35,
        35
      ],
      "sha256": "edf13ef74c28a927a8f1b778d9d18f0917ba1c07d15fadb981e898770355d6ed"
    },
    "new_market": {
      "byte_range": [
        109381529,
        109664843
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761725845045250,
      "min_sequence": 562957372963042,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2834,
      "row_groups": [
        36,
        36
      ],
      "sha256": "b41a07140d386c91bba1d0ae72bf7a1fb85ff32459b605b5a80df41056ec8648"
    },
    "price_change": {
      "byte_range": [
        109664843,
        861026274
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761725846169006,
      "min_sequence": 562957372527653,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 78680284,
      "row_groups": [
        37,
        337
      ],
      "sha256": "bc65b663992bc620160a57214e1b98a97ad28548e75957e64c88d88802631ee6"
    },
    "tick_size_change": {
      "byte_range": [
        861026274,
        861143053
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761725828129477,
      "min_sequence": 562957373770220,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 3212,
      "row_groups": [
        338,
        338
      ],
      "sha256": "21483cbb4531cf200a7606036495de92bee09d3b04524eb281d73dfcab286f47"
    }
  },
  "row_count": 87302319,
  "sequence_note": "sequence and timestamp_received are collector-local provenance; where domains carry the same row, the merge keeps the EARLIEST-RECEIVED copy, equal arrivals breaking by registry order (active: c, h, e, f, g). The winner is per row, not per hour -- each row names its own in source_witness",
  "sha256": "146d7be605c2608525d88b99136adc3b98878a4b9e43f669ae7e7cefca52a92b",
  "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": "2026-09-08T04.witness_stats.json",
  "witnesses": "chefg",
  "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."
}
