var tradeHistory = {buyData:{amount:0, money:0}, sellData:{amount:0, money:0}}
if(_G('tradeHistory')){
    tradeHistory = _G('tradeHistory')
}
function onexit(){
    Log('exit，saving data...')
    _G('tradeHistory', tradeHistory)
}
function main(){
    var client = Dial("wss://stream.binance.com:9443/ws/" + Pair.toLowerCase() + "@trade", 60)
    var updateTime = new Date().getTime()
    while(true){