ID of market formed by combining the concatenating the base currency with quote currency, Use the market list or summary API to fetch market information. Allowed Currencies values: qdxusdt, btcusdt, btcngn, ethngn, qdxngn, xrpngn, dashngn, ltcngn, usdtngn, btcghs, usdtghs, trxngn, dogeusdt, bnbusdt, maticusdt, safemoonusdt, aaveusdt, shibusdt, dotusdt, linkusdt, cakeusdt, xlmusdt, xrpusdt, ltcusdt, ethusdt, trxusdt, axsusdt, wsgusdt, afenusdt, blsusdt, dashusdt.