https://openapi.bittap.com/fmapi/v1/exchangeInfo

{
    "code": "0",
    "data": {
        "coins": [
            {
                "coinSymbol": "ETH", // Coin symbol
                "preciousShow": 8 // Precision
            }
        ],
        "orderTypes": [
            "LIMIT",  // Limit order
            "MARKET"  // Market order
        ],
        "symbols": [
            {
                "contractSide": "FORWARD", // Contract side: FORWARD=Linear contract (USDT-margined), REVERSE=Inverse contract (Coin-margined)
                "contractType": "PERPETUAL", // Contract type: PERPETUAL=Perpetual contract, DELIVERY=Delivery contract
                "defaultLeverage": 20, // Default leverage (initial available leverage)
                "defaultMarginMode": "ISOLATION", // Default margin mode: ISOLATION=Isolated margin, CROSSED=Cross margin
                "riskLimitConfigs": [ // Risk limit configuration list (tiered leverage and margin requirements)
                    {
                        "level": 1, // Risk level: Level 1 (initial tier)
                        "maintainMarginRate": 0.01, // Maintenance margin rate (minimum margin ratio)
                        "maxLeverage": 25, // Maximum leverage (highest leverage available for this tier)
                        "maxPositionValue": 20000, // Maximum position value (upper limit for this tier)
                        "minPositionValue": 0 // Minimum position value (starting value for this tier)
                    },
                    {
                        "level": 2, // Risk level: Tier 2
                        "maintainMarginRate": 0.025, // Maintenance margin rate
                        "maxLeverage": 10, // Maximum leverage
                        "maxPositionValue": 50000, // Maximum position value
                        "minPositionValue": 20000 // Minimum position value
                    },
                    {
                        "level": 3, // Risk level: Tier 3
                        "maintainMarginRate": 0.05, // Maintenance margin rate
                        "maxLeverage": 5, // Maximum leverage
                        "maxPositionValue": 500000, // Maximum position value
                        "minPositionValue": 50000 // Minimum position value
                    },
                    {
                        "level": 4, // Risk level: Tier 4
                        "maintainMarginRate": 0.1, // Maintenance margin rate
                        "maxLeverage": 2, // Maximum leverage
                        "maxPositionValue": 1000000, // Maximum position value
                        "minPositionValue": 500000 // Minimum position value
                    },
                    {
                        "level": 5, // Risk level: Tier 5 (highest)
                        "maintainMarginRate": 0.5, // Maintenance margin rate (highest margin requirement)
                        "maxLeverage": 1, // Maximum leverage (lowest)
                        "maxPositionValue": 3000000, // Maximum position value
                        "minPositionValue": 1000000 // Minimum position value
                    }
                ],
                "symbolId": "PENGU-USDT-M" // Trading pair ID (e.g., PENGU perpetual contract)
            }
        ],
        "timeInForces": [
            "GTC", // Good Till Canceled
            "IOC", // Immediate or Cancel
            "FOK"  // Fill or Kill
        ]
    },
    "msg": "success",
    "success": true
}