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{
    "code": "200000",
    "data": {
        "symbol": "XBTUSDTM",
        "displaySymbol": "XBTUSDTM",
        "rootSymbol": "USDT",
        "type": "FFWCSX",
        "firstOpenDate": 1585555200000,
        "expireDate": null,
        "settleDate": null,
        "baseCurrency": "XBT",
        "displayBaseCurrency": "XBT",
        "quoteCurrency": "USDT",
        "settleCurrency": "USDT",
        "maxOrderQty": 1000000,
        "marketMaxOrderQty": 1000000,
        "maxPrice": 1000000.0,
        "lotSize": 1,
        "tickSize": 0.1,
        "indexPriceTickSize": 0.01,
        "multiplier": 0.001,
        "initialMargin": 0.008,
        "maintainMargin": 0.004,
        "maxRiskLimit": 250000,
        "minRiskLimit": 250000,
        "riskStep": 125000,
        "makerFeeRate": 2.0E-4,
        "takerFeeRate": 6.0E-4,
        "takerFixFee": 0.0,
        "makerFixFee": 0.0,
        "settlementFee": null,
        "isDeleverage": true,
        "isQuanto": true,
        "isInverse": false,
        "markMethod": "FairPrice",
        "fairMethod": "FundingRate",
        "fundingBaseSymbol": ".XBTINT8H",
        "fundingQuoteSymbol": ".USDTINT8H",
        "fundingRateSymbol": ".XBTUSDTMFPI8H",
        "indexSymbol": ".KXBTUSDT",
        "settlementSymbol": "",
        "status": "Open",
        "fundingFeeRate": 1.2E-5,
        "predictedFundingFeeRate": null,
        "dailyInterestRate": 3.0E-4,
        "fundingRateGranularity": 28800000,
        "fundingRateCap": 0.003,
        "fundingRateFloor": -0.003,
        "period": 1,
        "effectiveFundingRateCycleStartTime": 1750147200000,
        "currentFundingRateGranularity": 28800000,
        "openInterest": "15022637",
        "turnoverOf24h": 2.70510893569E8,
        "volumeOf24h": 3417.156,
        "markPrice": 78879.82,
        "indexPrice": 78914.01,
        "lastTradePrice": 78878.4,
        "nextFundingRateTime": 14415855,
        "nextFundingRateDateTime": 1788854400000,
        "maxLeverage": 125,
        "sourceExchanges": [
            "okex",
            "binance",
            "kucoin",
            "bybit",
            "gateio"
        ],
        "premiumsSymbol1M": ".XBTUSDTMPI",
        "premiumsSymbol8H": ".XBTUSDTMPI8H",
        "fundingBaseSymbol1M": ".XBTINT",
        "fundingQuoteSymbol1M": ".USDTINT",
        "lowPrice": 78640.1,
        "highPrice": 79880.3,
        "priceChgPct": -0.0097,
        "priceChg": -775.9,
        "k": 490.0,
        "m": 300.0,
        "f": 1.3,
        "mmrLimit": 0.3,
        "mmrLevConstant": 125.0,
        "supportCross": true,
        "buyLimit": 82823.8,
        "sellLimit": 74935.8,
        "adjustK": null,
        "adjustM": null,
        "adjustMmrLevConstant": null,
        "adjustActiveTime": null,
        "crossRiskLimit": 1.5E9,
        "marketStage": "NORMAL",
        "preMarketToPerpDate": null,
        "orderPriceRange": 0.05,
        "marketType": "CRYPTO",
        "assetClass": "CRYPTO",
        "subMarketType": null,
        "lastTimeFundingRate": -1.0E-6
    }
}