function main() {
// API 接口描述：
// https://api.huobi.pro
// POST /v1/futures/transfer
// params currency e.g. btc
// amount
// type futures-to-pro
Log(exchange.GetAccount())
var ret = exchange.IO("api", "POST", "/v1/futures/transfer", "currency=ltc&amount=0.1&type=pro-to-futures") // 测试的是LTC ， 币币转期货
Log("ret", ret)
/* ret
ret {"status":"ok","data":25669845}
*/
}