Cross Margin Mode Leverage Modification Push

{
    "topic": "/contract/crossLeverage",
    "type": "message",
    "subject": "user.config",
    "userId": "6687a53f5bda600001284bf",
    "channelType": "private",
    "data": {
        "ANTUSDTM": {
            "leverage": 5
        }
    }
}

Topic:/contract/crossLeverage