{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 215,
      "class": "FULL",
      "exception_markets": 1809,
      "rows_by_domain": {
        "c": 8996823,
        "e": 10339827,
        "f": 10340291,
        "g": 10332256,
        "h": 10341828
      },
      "rows_c": 8996823,
      "rows_e": 10339827,
      "rows_f": 10340291,
      "rows_g": 10332256,
      "rows_h": 10341828,
      "rows_joined": 10345386,
      "rows_merged": 10345171,
      "unique_by_domain": {
        "c": 618,
        "e": 166,
        "f": 268,
        "g": 244,
        "h": 482
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2136,
            "100_200ms": 154235,
            "10_20ms": 661643,
            "1_2ms": 0,
            "2000_5000ms": 436,
            "200_500ms": 117433,
            "20_50ms": 380458,
            "2_5ms": 2982076,
            "5000_10000ms": 24,
            "500_1000ms": 11611,
            "50_100ms": 196418,
            "5_10ms": 4490353,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6990,
          "mean_ms": 15.601586693436117,
          "measurable": 8996823,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 18.0,
          "p99_ms": 248.0,
          "rows": 8996823,
          "unmeasurable": 0,
          "won_output_rows": 8358276
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 901,
            "1000_2000ms": 7060,
            "100_200ms": 342492,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 8217,
            "200_500ms": 219679,
            "20_50ms": 8850378,
            "2_5ms": 0,
            "5000_10000ms": 4239,
            "500_1000ms": 23747,
            "50_100ms": 883114,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 18826,
          "mean_ms": 60.58698902795956,
          "measurable": 10339827,
          "min_ms": 34,
          "p50_ms": 41.0,
          "p90_ms": 62.0,
          "p99_ms": 339.0,
          "rows": 10339827,
          "unmeasurable": 0,
          "won_output_rows": 122794
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 826,
            "1000_2000ms": 6031,
            "100_200ms": 380693,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 4435,
            "200_500ms": 239382,
            "20_50ms": 8387931,
            "2_5ms": 0,
            "5000_10000ms": 1468,
            "500_1000ms": 30548,
            "50_100ms": 1288977,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 19728,
          "mean_ms": 61.61543857904966,
          "measurable": 10340291,
          "min_ms": 38,
          "p50_ms": 44.0,
          "p90_ms": 69.0,
          "p99_ms": 351.0,
          "rows": 10340291,
          "unmeasurable": 0,
          "won_output_rows": 68474
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 5135,
            "1000_2000ms": 34085,
            "100_200ms": 1925674,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 14161,
            "200_500ms": 673378,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 5938,
            "500_1000ms": 169337,
            "50_100ms": 7504388,
            "5_10ms": 0,
            "ge30000ms": 160,
            "neg": 0
          },
          "max_ms": 40073,
          "mean_ms": 137.68637178560036,
          "measurable": 10332256,
          "min_ms": 70,
          "p50_ms": 88.0,
          "p90_ms": 178.0,
          "p99_ms": 737.0,
          "rows": 10332256,
          "unmeasurable": 0,
          "won_output_rows": 4837
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 646,
            "1000_2000ms": 15727,
            "100_200ms": 176474,
            "10_20ms": 7952559,
            "1_2ms": 0,
            "2000_5000ms": 12876,
            "200_500ms": 142024,
            "20_50ms": 1679101,
            "2_5ms": 0,
            "5000_10000ms": 5869,
            "500_1000ms": 50408,
            "50_100ms": 305816,
            "5_10ms": 0,
            "ge30000ms": 328,
            "neg": 0
          },
          "max_ms": 48303,
          "mean_ms": 41.36116874115485,
          "measurable": 10341828,
          "min_ms": 14,
          "p50_ms": 18.0,
          "p90_ms": 34.0,
          "p99_ms": 408.0,
          "rows": 10341828,
          "unmeasurable": 0,
          "won_output_rows": 1790790
        }
      }
    },
    "book": {
      "boundary_dropped": 60,
      "class": "FULL",
      "exception_markets": 178381,
      "rows_by_domain": {
        "c": 1242332,
        "e": 161450,
        "f": 159740,
        "g": 173617,
        "h": 159777
      },
      "rows_c": 1242332,
      "rows_e": 161450,
      "rows_f": 159740,
      "rows_g": 173617,
      "rows_h": 159777,
      "rows_joined": 1272684,
      "rows_merged": 1272624,
      "unique_by_domain": {
        "c": 1085813,
        "e": 1632,
        "f": 1148,
        "g": 7784,
        "h": 979
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 75210,
            "1000_2000ms": 12603,
            "100_200ms": 5656,
            "10_20ms": 20696,
            "1_2ms": 0,
            "2000_5000ms": 29247,
            "200_500ms": 7813,
            "20_50ms": 10526,
            "2_5ms": 6701,
            "5000_10000ms": 31750,
            "500_1000ms": 7683,
            "50_100ms": 5954,
            "5_10ms": 88307,
            "ge30000ms": 940186,
            "neg": 0
          },
          "max_ms": 8790930681,
          "mean_ms": 99331634.40572166,
          "measurable": 1242332,
          "min_ms": 3,
          "p50_ms": 1164899.0,
          "p90_ms": 90107821.90000118,
          "p99_ms": 2675733152.71,
          "rows": 1242332,
          "unmeasurable": 0,
          "won_output_rows": 1225764
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 807,
            "1000_2000ms": 4097,
            "100_200ms": 16032,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 7959,
            "200_500ms": 9200,
            "20_50ms": 93991,
            "2_5ms": 0,
            "5000_10000ms": 2626,
            "500_1000ms": 3768,
            "50_100ms": 20102,
            "5_10ms": 0,
            "ge30000ms": 2868,
            "neg": 0
          },
          "max_ms": 7190575626,
          "mean_ms": 2273325.0015980178,
          "measurable": 161450,
          "min_ms": 35,
          "p50_ms": 45.0,
          "p90_ms": 1496.0,
          "p99_ms": 3170967.0,
          "rows": 161450,
          "unmeasurable": 0,
          "won_output_rows": 6196
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 736,
            "1000_2000ms": 3536,
            "100_200ms": 17671,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 6540,
            "200_500ms": 9531,
            "20_50ms": 86496,
            "2_5ms": 0,
            "5000_10000ms": 1362,
            "500_1000ms": 3817,
            "50_100ms": 28773,
            "5_10ms": 0,
            "ge30000ms": 1278,
            "neg": 0
          },
          "max_ms": 7186071827,
          "mean_ms": 794785.1720796294,
          "measurable": 159740,
          "min_ms": 39,
          "p50_ms": 48.0,
          "p90_ms": 616.0,
          "p99_ms": 16573.0,
          "rows": 159740,
          "unmeasurable": 0,
          "won_output_rows": 4391
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 3034,
            "1000_2000ms": 3815,
            "100_200ms": 30267,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 6942,
            "200_500ms": 20040,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 2310,
            "500_1000ms": 6775,
            "50_100ms": 85137,
            "5_10ms": 0,
            "ge30000ms": 15297,
            "neg": 0
          },
          "max_ms": 7194650195,
          "mean_ms": 9854177.210515099,
          "measurable": 173617,
          "min_ms": 70,
          "p50_ms": 100.0,
          "p90_ms": 13181.0,
          "p99_ms": 100637750.31999922,
          "rows": 173617,
          "unmeasurable": 0,
          "won_output_rows": 11465
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 90,
            "1000_2000ms": 1557,
            "100_200ms": 7924,
            "10_20ms": 37644,
            "1_2ms": 0,
            "2000_5000ms": 4457,
            "200_500ms": 6764,
            "20_50ms": 83606,
            "2_5ms": 0,
            "5000_10000ms": 517,
            "500_1000ms": 2451,
            "50_100ms": 13296,
            "5_10ms": 0,
            "ge30000ms": 1471,
            "neg": 0
          },
          "max_ms": 7192423603,
          "mean_ms": 543776.3364251426,
          "measurable": 159777,
          "min_ms": 14,
          "p50_ms": 24.0,
          "p90_ms": 230.0,
          "p99_ms": 8140.679999999935,
          "rows": 159777,
          "unmeasurable": 0,
          "won_output_rows": 24808
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 267,
      "rows_by_domain": {
        "c": 65555,
        "e": 73405,
        "f": 73544,
        "g": 72445,
        "h": 73457
      },
      "rows_c": 65555,
      "rows_e": 73405,
      "rows_f": 73544,
      "rows_g": 72445,
      "rows_h": 73457,
      "rows_joined": 73762,
      "rows_merged": 73762,
      "unique_by_domain": {
        "c": 2,
        "e": 2,
        "f": 4,
        "g": 2,
        "h": 4
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 92,
            "100_200ms": 2121,
            "10_20ms": 19908,
            "1_2ms": 0,
            "2000_5000ms": 78,
            "200_500ms": 1184,
            "20_50ms": 12158,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 176,
            "50_100ms": 3842,
            "5_10ms": 25995,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5108,
          "mean_ms": 34.74548089390588,
          "measurable": 65555,
          "min_ms": 5,
          "p50_ms": 11.0,
          "p90_ms": 57.0,
          "p99_ms": 346.0,
          "rows": 65555,
          "unmeasurable": 0,
          "won_output_rows": 60987
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 295,
            "1000_2000ms": 1397,
            "100_200ms": 6683,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1943,
            "200_500ms": 4233,
            "20_50ms": 35021,
            "2_5ms": 0,
            "5000_10000ms": 1105,
            "500_1000ms": 1796,
            "50_100ms": 20932,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 18816,
          "mean_ms": 367.88149308630204,
          "measurable": 73405,
          "min_ms": 37,
          "p50_ms": 51.0,
          "p90_ms": 395.0,
          "p99_ms": 8091.880000000019,
          "rows": 73405,
          "unmeasurable": 0,
          "won_output_rows": 1097
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 320,
            "1000_2000ms": 1385,
            "100_200ms": 7568,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1212,
            "200_500ms": 4494,
            "20_50ms": 26219,
            "2_5ms": 0,
            "5000_10000ms": 507,
            "500_1000ms": 1779,
            "50_100ms": 30060,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 19787,
          "mean_ms": 284.6777031436963,
          "measurable": 73544,
          "min_ms": 41,
          "p50_ms": 54.0,
          "p90_ms": 293.0,
          "p99_ms": 5550.139999999985,
          "rows": 73544,
          "unmeasurable": 0,
          "won_output_rows": 601
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 884,
            "1000_2000ms": 1509,
            "100_200ms": 24422,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1570,
            "200_500ms": 8813,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 754,
            "500_1000ms": 2936,
            "50_100ms": 31496,
            "5_10ms": 0,
            "ge30000ms": 61,
            "neg": 0
          },
          "max_ms": 40498,
          "mean_ms": 547.5136172268618,
          "measurable": 72445,
          "min_ms": 73,
          "p50_ms": 105.0,
          "p90_ms": 548.0,
          "p99_ms": 12257.0,
          "rows": 72445,
          "unmeasurable": 0,
          "won_output_rows": 71
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1,
            "1000_2000ms": 215,
            "100_200ms": 4239,
            "10_20ms": 8639,
            "1_2ms": 0,
            "2000_5000ms": 142,
            "200_500ms": 3452,
            "20_50ms": 48097,
            "2_5ms": 0,
            "5000_10000ms": 47,
            "500_1000ms": 1058,
            "50_100ms": 7567,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 10614,
          "mean_ms": 73.56840056087235,
          "measurable": 73457,
          "min_ms": 16,
          "p50_ms": 24.0,
          "p90_ms": 128.0,
          "p99_ms": 714.0,
          "rows": 73457,
          "unmeasurable": 0,
          "won_output_rows": 11006
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 77,
      "rows_by_domain": {
        "c": 1711,
        "e": 1366,
        "f": 1366,
        "g": 1366,
        "h": 1366
      },
      "rows_c": 1711,
      "rows_e": 1366,
      "rows_f": 1366,
      "rows_g": 1366,
      "rows_h": 1366,
      "rows_joined": 1883,
      "rows_merged": 1883,
      "unique_by_domain": {
        "c": 499,
        "e": 0,
        "f": 0,
        "g": 0,
        "h": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 14,
            "10_20ms": 124,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 11,
            "20_50ms": 55,
            "2_5ms": 336,
            "5000_10000ms": 0,
            "500_1000ms": 2,
            "50_100ms": 16,
            "5_10ms": 660,
            "ge30000ms": 493,
            "neg": 0
          },
          "max_ms": 891927,
          "mean_ms": 148855.17358270017,
          "measurable": 1711,
          "min_ms": 3,
          "p50_ms": 7.0,
          "p90_ms": 579319.0,
          "p99_ms": 848427.0000000031,
          "rows": 1711,
          "unmeasurable": 0,
          "won_output_rows": 1651
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2,
            "100_200ms": 229,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 125,
            "20_50ms": 869,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 33,
            "50_100ms": 90,
            "5_10ms": 0,
            "ge30000ms": 18,
            "neg": 0
          },
          "max_ms": 62141,
          "mean_ms": 906.5505124450951,
          "measurable": 1366,
          "min_ms": 36,
          "p50_ms": 43.0,
          "p90_ms": 254.5,
          "p99_ms": 60707.4,
          "rows": 1366,
          "unmeasurable": 0,
          "won_output_rows": 30
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 239,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 146,
            "20_50ms": 802,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 33,
            "50_100ms": 128,
            "5_10ms": 0,
            "ge30000ms": 18,
            "neg": 0
          },
          "max_ms": 62143,
          "mean_ms": 912.3821376281113,
          "measurable": 1366,
          "min_ms": 39,
          "p50_ms": 46.0,
          "p90_ms": 264.5,
          "p99_ms": 60709.399999999994,
          "rows": 1366,
          "unmeasurable": 0,
          "won_output_rows": 3
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 14,
            "100_200ms": 172,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 322,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 82,
            "50_100ms": 775,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 4850,
          "mean_ms": 193.54538799414348,
          "measurable": 1366,
          "min_ms": 71,
          "p50_ms": 94.0,
          "p90_ms": 414.0,
          "p99_ms": 1044.099999999994,
          "rows": 1366,
          "unmeasurable": 0
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 85,
            "10_20ms": 830,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 36,
            "20_50ms": 240,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 1,
            "50_100ms": 173,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5141,
          "mean_ms": 44.70571010248902,
          "measurable": 1366,
          "min_ms": 14,
          "p50_ms": 18.0,
          "p90_ms": 91.5,
          "p99_ms": 284.5499999999988,
          "rows": 1366,
          "unmeasurable": 0,
          "won_output_rows": 199
        }
      }
    },
    "new_market": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "c": 5089,
        "e": 4066,
        "f": 4066,
        "g": 4066,
        "h": 4066
      },
      "rows_c": 5089,
      "rows_e": 4066,
      "rows_f": 4066,
      "rows_g": 4066,
      "rows_h": 4066,
      "rows_joined": 7583,
      "rows_merged": 7583,
      "unique_by_domain": {
        "c": 1222,
        "e": 180,
        "f": 276,
        "g": 260,
        "h": 125
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 310,
            "1000_2000ms": 0,
            "100_200ms": 676,
            "10_20ms": 229,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 454,
            "20_50ms": 576,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 25,
            "50_100ms": 786,
            "5_10ms": 55,
            "ge30000ms": 1978,
            "neg": 0
          },
          "max_ms": 773051,
          "mean_ms": 126834.41108272746,
          "measurable": 5089,
          "min_ms": 6,
          "p50_ms": 252.0,
          "p90_ms": 397228.6,
          "p99_ms": 763832.84,
          "rows": 5089,
          "unmeasurable": 0,
          "won_output_rows": 3146
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 363,
            "1000_2000ms": 0,
            "100_200ms": 1110,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 844,
            "20_50ms": 194,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 21,
            "50_100ms": 797,
            "5_10ms": 0,
            "ge30000ms": 737,
            "neg": 0
          },
          "max_ms": 189341,
          "mean_ms": 18455.196753566157,
          "measurable": 4066,
          "min_ms": 39,
          "p50_ms": 193.0,
          "p90_ms": 73224.0,
          "p99_ms": 181022.05,
          "rows": 4066,
          "unmeasurable": 0,
          "won_output_rows": 969
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 369,
            "1000_2000ms": 0,
            "100_200ms": 1056,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1075,
            "20_50ms": 5,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 32,
            "50_100ms": 921,
            "5_10ms": 0,
            "ge30000ms": 608,
            "neg": 0
          },
          "max_ms": 189302,
          "mean_ms": 15682.870142646336,
          "measurable": 4066,
          "min_ms": 47,
          "p50_ms": 209.0,
          "p90_ms": 55656.5,
          "p99_ms": 180369.8,
          "rows": 4066,
          "unmeasurable": 0,
          "won_output_rows": 788
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 339,
            "1000_2000ms": 14,
            "100_200ms": 629,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1723,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 316,
            "50_100ms": 360,
            "5_10ms": 0,
            "ge30000ms": 685,
            "neg": 0
          },
          "max_ms": 178542,
          "mean_ms": 15547.745450073782,
          "measurable": 4066,
          "min_ms": 81,
          "p50_ms": 339.0,
          "p90_ms": 59111.5,
          "p99_ms": 131989.9,
          "rows": 4066,
          "unmeasurable": 0,
          "won_output_rows": 657
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 294,
            "1000_2000ms": 0,
            "100_200ms": 1062,
            "10_20ms": 84,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 382,
            "20_50ms": 841,
            "2_5ms": 0,
            "5000_10000ms": 2,
            "500_1000ms": 5,
            "50_100ms": 735,
            "5_10ms": 0,
            "ge30000ms": 661,
            "neg": 0
          },
          "max_ms": 189303,
          "mean_ms": 16309.375799311363,
          "measurable": 4066,
          "min_ms": 17,
          "p50_ms": 136.0,
          "p90_ms": 65132.0,
          "p99_ms": 180984.05,
          "rows": 4066,
          "unmeasurable": 0,
          "won_output_rows": 2023
        }
      }
    },
    "price_change": {
      "boundary_dropped": 2664,
      "class": "FULL",
      "exception_markets": 1219,
      "rows_by_domain": {
        "c": 80363970,
        "e": 92115820,
        "f": 92220358,
        "g": 92009836,
        "h": 92214444
      },
      "rows_c": 80363970,
      "rows_e": 92115820,
      "rows_f": 92220358,
      "rows_g": 92009836,
      "rows_h": 92214444,
      "rows_joined": 92283846,
      "rows_merged": 92281182,
      "unique_by_domain": {
        "c": 7578,
        "e": 526,
        "f": 4306,
        "g": 332,
        "h": 2006
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 23852,
            "100_200ms": 1483242,
            "10_20ms": 6572026,
            "1_2ms": 0,
            "2000_5000ms": 4450,
            "200_500ms": 1123492,
            "20_50ms": 3733186,
            "2_5ms": 23272224,
            "5000_10000ms": 166,
            "500_1000ms": 120588,
            "50_100ms": 1917866,
            "5_10ms": 42112878,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7139,
          "mean_ms": 16.700546575785143,
          "measurable": 80363970,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 21.0,
          "p99_ms": 258.0,
          "rows": 80363970,
          "unmeasurable": 0,
          "won_output_rows": 74670592
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 37426,
            "1000_2000ms": 322942,
            "100_200ms": 4085028,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 363032,
            "200_500ms": 2645352,
            "20_50ms": 74537650,
            "2_5ms": 0,
            "5000_10000ms": 175160,
            "500_1000ms": 514128,
            "50_100ms": 9435102,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 18830,
          "mean_ms": 95.11931303439518,
          "measurable": 92115820,
          "min_ms": 34,
          "p50_ms": 42.0,
          "p90_ms": 87.0,
          "p99_ms": 951.0,
          "rows": 92115820,
          "unmeasurable": 0,
          "won_output_rows": 1103446
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 42750,
            "1000_2000ms": 366894,
            "100_200ms": 4461846,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 281262,
            "200_500ms": 2824510,
            "20_50ms": 70518152,
            "2_5ms": 0,
            "5000_10000ms": 85380,
            "500_1000ms": 600938,
            "50_100ms": 13038626,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 19786,
          "mean_ms": 91.16218501342188,
          "measurable": 92220358,
          "min_ms": 38,
          "p50_ms": 45.0,
          "p90_ms": 93.0,
          "p99_ms": 793.0,
          "rows": 92220358,
          "unmeasurable": 0,
          "won_output_rows": 684430
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 178056,
            "1000_2000ms": 612178,
            "100_200ms": 17746864,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 518350,
            "200_500ms": 7107326,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 282170,
            "500_1000ms": 2003986,
            "50_100ms": 63553942,
            "5_10ms": 0,
            "ge30000ms": 6964,
            "neg": 0
          },
          "max_ms": 40516,
          "mean_ms": 203.47240905852718,
          "measurable": 92009836,
          "min_ms": 70,
          "p50_ms": 89.0,
          "p90_ms": 230.0,
          "p99_ms": 2239.0,
          "rows": 92009836,
          "unmeasurable": 0,
          "won_output_rows": 53448
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 4662,
            "1000_2000ms": 177834,
            "100_200ms": 2019808,
            "10_20ms": 66764736,
            "1_2ms": 0,
            "2000_5000ms": 107756,
            "200_500ms": 1613268,
            "20_50ms": 17536352,
            "2_5ms": 0,
            "5000_10000ms": 47188,
            "500_1000ms": 539184,
            "50_100ms": 3401420,
            "5_10ms": 0,
            "ge30000ms": 2236,
            "neg": 0
          },
          "max_ms": 49157,
          "mean_ms": 43.94973026134604,
          "measurable": 92214444,
          "min_ms": 14,
          "p50_ms": 18.0,
          "p90_ms": 42.0,
          "p99_ms": 475.0,
          "rows": 92214444,
          "unmeasurable": 0,
          "won_output_rows": 15769266
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 201,
      "rows_by_domain": {
        "c": 3340,
        "e": 4144,
        "f": 4144,
        "g": 4144,
        "h": 4144
      },
      "rows_c": 3340,
      "rows_e": 4144,
      "rows_f": 4144,
      "rows_g": 4144,
      "rows_h": 4144,
      "rows_joined": 4144,
      "rows_merged": 4144,
      "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": 112,
            "10_20ms": 230,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 12,
            "20_50ms": 133,
            "2_5ms": 954,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 100,
            "5_10ms": 1799,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 260,
          "mean_ms": 13.860479041916168,
          "measurable": 3340,
          "min_ms": 3,
          "p50_ms": 5.0,
          "p90_ms": 21.0,
          "p99_ms": 156.0,
          "rows": 3340,
          "unmeasurable": 0,
          "won_output_rows": 3085
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 189,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 73,
            "20_50ms": 3586,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 4,
            "50_100ms": 292,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 779,
          "mean_ms": 52.609073359073356,
          "measurable": 4144,
          "min_ms": 35,
          "p50_ms": 41.0,
          "p90_ms": 65.0,
          "p99_ms": 281.0,
          "rows": 4144,
          "unmeasurable": 0,
          "won_output_rows": 37
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 239,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 108,
            "20_50ms": 3465,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 332,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 498,
          "mean_ms": 56.71645752895753,
          "measurable": 4144,
          "min_ms": 39,
          "p50_ms": 44.0,
          "p90_ms": 81.0,
          "p99_ms": 243.0,
          "rows": 4144,
          "unmeasurable": 0,
          "won_output_rows": 15
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 4,
            "100_200ms": 565,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 320,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 4,
            "500_1000ms": 53,
            "50_100ms": 3198,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7583,
          "mean_ms": 122.74227799227799,
          "measurable": 4144,
          "min_ms": 71,
          "p50_ms": 86.0,
          "p90_ms": 187.0,
          "p99_ms": 590.0,
          "rows": 4144,
          "unmeasurable": 0,
          "won_output_rows": 1
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 4,
            "100_200ms": 70,
            "10_20ms": 3264,
            "1_2ms": 0,
            "2000_5000ms": 4,
            "200_500ms": 54,
            "20_50ms": 609,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 28,
            "50_100ms": 111,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2840,
          "mean_ms": 34.51013513513514,
          "measurable": 4144,
          "min_ms": 14,
          "p50_ms": 17.0,
          "p90_ms": 34.0,
          "p99_ms": 439.0,
          "rows": 4144,
          "unmeasurable": 0,
          "won_output_rows": 1006
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1131582224,
  "file": "2026-09-08T16.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-09-08/16",
  "hour_utc": "2026-09-08T16:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 53761726997334915,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 562958507457420,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        116592005
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761726997334467,
      "min_sequence": 562958507457832,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 10345171,
      "row_groups": [
        0,
        39
      ],
      "sha256": "758db907256477bc8c6d625aae34551992375e71429e719dd2076754750997d4"
    },
    "book": {
      "byte_range": [
        116592005,
        191318144
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761726997094960,
      "min_sequence": 562958507706932,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1272624,
      "row_groups": [
        40,
        44
      ],
      "sha256": "061fa50b407f1c919e7f4ff4301fe7f13c6509a238c1aacbdb8b6638e958b930"
    },
    "last_trade_price": {
      "byte_range": [
        191318144,
        195495491
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761726997221082,
      "min_sequence": 562958507628742,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 73762,
      "row_groups": [
        45,
        45
      ],
      "sha256": "9fd8e41cbdbb1ee27d7efa651d35c5fca3c75e865b8cfef9eb490e83e3587092"
    },
    "market_resolved": {
      "byte_range": [
        195495491,
        195721380
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761726993703917,
      "min_sequence": 562958522993427,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1883,
      "row_groups": [
        46,
        46
      ],
      "sha256": "8900c017b6ed370de43d2c717a966c98d5cf9a23fb4964ac7a9fb01e7e34fab4"
    },
    "new_market": {
      "byte_range": [
        195721380,
        196376483
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761726996817197,
      "min_sequence": 562958508213042,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 7583,
      "row_groups": [
        47,
        47
      ],
      "sha256": "82e28d95eefe9d6f4adbd477b3937ce6a9e8bc317af1dde66f7af2050b02c33a"
    },
    "price_change": {
      "byte_range": [
        196376483,
        1130242160
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761726997334915,
      "min_sequence": 562958507457420,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 92281182,
      "row_groups": [
        48,
        400
      ],
      "sha256": "48848b670524e356532f206a4311d549d94ecbd68cb2cff15d6f28fef2c57d03"
    },
    "tick_size_change": {
      "byte_range": [
        1130242160,
        1130396294
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761726991365965,
      "min_sequence": 562958524134618,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 4144,
      "row_groups": [
        401,
        401
      ],
      "sha256": "f1dbadc8b2ce855871701e1d596ea8e7582ec6749dcc8a9caf4dbe8fffd63af6"
    }
  },
  "row_count": 103986349,
  "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": "81a3d80c86fcae3d3ecdacd89aaf9d5c9ff682ba4eda8591b3df7f4ce10a6bd8",
  "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": "2026-09-08T16.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."
}
