Array
(
    [0] => Array
        (
            [symbol] => XBTK25
            [rootSymbol] => XBT
            [state] => Open
            [typ] => FFCCSX
            [listing] => 2025-03-25T04:00:00.000Z
            [front] => 2025-03-25T04:00:00.000Z
            [expiry] => 2025-05-30T12:00:00.000Z
            [settle] => 2025-05-30T12:00:00.000Z
            [listedSettle] => 2025-05-30T12:00:00.000Z
            [positionCurrency] => USD
            [underlying] => XBT
            [quoteCurrency] => USD
            [underlyingSymbol] => XBT=
            [reference] => BMEX
            [referenceSymbol] => .BXBT30M
            [maxOrderQty] => 10000000
            [maxPrice] => 1000000
            [lotSize] => 100
            [tickSize] => 0.5
            [multiplier] => -100000000
            [settlCurrency] => XBt
            [underlyingToSettleMultiplier] => -100000000
            [isQuanto] => 
            [isInverse] => 1
            [initMargin] => 0.01
            [maintMargin] => 0.005
            [riskLimit] => 7500000000
            [riskStep] => 7500000000
            [taxed] => 1
            [deleverage] => 1
            [makerFee] => 0.0005
            [takerFee] => 0.0005
            [settlementFee] => 0
            [prevClosePrice] => 104036.1
            [limitDownPrice] => 
            [limitUpPrice] => 
            [prevTotalVolume] => 21852500
            [totalVolume] => 21887000
            [volume] => 34500
            [volume24h] => 2175000
            [prevTotalTurnover] => 21853392869
            [totalTurnover] => 21886905954
            [turnover] => 33513085
            [turnover24h] => 2074538492
            [homeNotional24h] => 20.74538492
            [foreignNotional24h] => 2175000
            [prevPrice24h] => 103550
            [vwap] => 104843.7828
            [highPrice] => 107262.5
            [lowPrice] => 102834
            [lastPrice] => 102837
            [lastPriceProtected] => 102837
            [lastTickDirection] => PlusTick
            [lastChangePcnt] => -0.0069
            [bidPrice] => 102720
            [midPrice] => 102942.5
            [askPrice] => 103165
            [impactBidPrice] => 102720.0263
            [impactMidPrice] => 102997.25
            [impactAskPrice] => 103274.8453
            [hasLiquidity] => 
            [openInterest] => 214200
            [openValue] => 208223820
            [fairMethod] => ImpactMidPrice
            [fairBasisRate] => 0.05
            [fairBasis] => 158.58
            [fairPrice] => 102869.78
            [markMethod] => FairPrice
            [markPrice] => 102869.78
            [indicativeSettlePrice] => 102711.2
            [instantPnl] => 1
            [timestamp] => 2025-05-19T05:30:51.408Z
            [minTick] => 0.01
            [capped] => 
            [closingTimestamp] => 2025-05-19T06:00:00.000Z
            [openingTimestamp] => 2025-05-19T05:00:00.000Z
        )

)