Contract data

Subscribe

{ "method": "sub.contract" }

Unsubscribe

{ "method": "unsub.contract" }

Sample data

{
  "channel": "push.contract",
  "data": {
    "amountScale": 4,
    "askLimitPriceRate": 0.2,
    "baseCoin": "CLO",
    "baseCoinName": "CLO",
    "bidLimitPriceRate": 0.2,
    "conceptPlate": [],
    "conceptPlateId": [],
    "contractSize": 10,
    "depthStepList": ["0.0001", "0.001", "0.01", "0.1"],
    "displayName": "CLO_USDT永续",
    "displayNameEn": "CLO_USDT PERPETUAL",
    "feeRateMode": "NORMAL",
    "futureType": 1,
    "indexOrigin": ["MEXC_FUTURE", "MEXC", "KUCOIN"],
    "initialMarginRate": 0.02,
    "isHidden": false,
    "isHot": false,
    "isNew": false,
    "liquidationFeeRate": 0.0002,
    "limitMaxVol": 9000,
    "maintenanceMarginRate": 0.01,
    "makerFeeRate": 0,
    "maxLeverage": 50,
    "maxNumOrders": [200, 50],
    "maxVol": 9000,
    "minLeverage": 1,
    "minVol": 1,
    "openingCountdownOption": 1,
    "openingTime": 1760440200000,
    "positionOpenType": 3,
    "priceCoefficientVariation": 0.4,
    "priceScale": 4,
    "priceUnit": 0.0001,
    "quoteCoin": "USDT",
    "quoteCoinName": "USDT",
    "riskBaseVol": 9000,
    "riskIncrImr": 0.005,
    "riskIncrMmr": 0.005,
    "riskIncrVol": 9000,
    "riskLevelLimit": 1,
    "riskLimitMode": "INCREASE",
    "riskLimitType": "BY_VOLUME",
    "riskLongShortSwitch": 0,
    "settleCoin": "USDT",
    "state": 0,
    "symbol": "CLO_USDT",
    "takerFeeRate": 0.0002,
    "triggerProtect": 0.1,
    "volScale": 0,
    "volUnit": 1
  },
  "symbol": "CLO_USDT",
  "ts": 1760942212002
}

Get contract data; updates are pushed whenever there are changes.

Response fields:

Field	Type	Description
symbol	string	Contract, e.g., BTC_USDT
displayName	string	Display name, e.g., BTC_USDT 永续
displayNameEn	string	Display English name, e.g., BTC_USDT PERPETUAL
positionOpenType	int	Open mode: 1 both cross & isolated; 2 cross; 3 isolated
baseCoin	string	Base currency (e.g., BTC)
quoteCoin	string	Quote currency (e.g., USDT)
baseCoinName	string	Base currency name
quoteCoinName	string	Quote currency name
futureType	int	1 PERPETUAL, 2 DAILY
settleCoin	string	Settlement currency
contractSize	decimal	Contract size
minLeverage	int	Min leverage
maxLeverage	int	Max leverage
priceScale	int	Price decimals
volScale	int	Volume decimals
amountScale	int	Amount decimals
priceUnit	decimal	Min price tick
volUnit	decimal	Min volume step
minVol	decimal	Min order size (contracts)
maxVol	decimal	Max order size (contracts)
limitMaxVol	decimal	Max size for limit orders
bidLimitPriceRate	decimal	Order price limit—seller
askLimitPriceRate	decimal	Order price limit—buyer
takerFeeRate	decimal	Taker fee
makerFeeRate	decimal	Maker fee
maintenanceMarginRate	decimal	Maintenance margin rate
initialMarginRate	decimal	Initial margin rate
riskBaseVol	decimal	Base contracts for risk limit
riskIncrVol	decimal	Incremental contracts
riskIncrMmr	decimal	MMR increment
riskIncrImr	decimal	IMR increment
riskLevelLimit	decimal	Number of risk tiers
priceCoefficientVariation	decimal	Fair vs index price deviation coefficient
state	int	0 enabled, 1 deliver, 2 delivered, 3 delist, 4 paused
isNew	boolean	New contract tag
isHot	boolean	Hot contract tag
isHidden	boolean	Hidden contract
triggerProtect	decimal	Price protection threshold
riskLongShortSwitch	int	Separate long/short risk limits (0 off, 1 on)
riskBaseVolLong	decimal	Long base contracts
riskIncrVolLong	decimal	Long incremental contracts
riskBaseVolShort	decimal	Short base contracts
riskIncrVolShort	decimal	Short incremental contracts
openingCountdownOption	int	Opening countdown option 1 - Display opening time and countdown 2 - Display opening time only 3 - Hide both opening time and countdown
openingTime	long	Opening timestamp
liquidationFeeRate	decimal	Liquidation fee rate
tieredDealAmount	decimal	Tiered turnover amount
tieredEffectiveDay	int	Effective days
tieredExcludeZeroFee	boolean	Exclude zero-fee turnover? (false no, true yes)
tieredAppointContract	boolean	Specify contracts? (false no, true yes)
tieredExcludeContractId	boolean	Include/exclude contracts (false exclude, true include)