USDT в id присутствует в 11 валютных парах, в остальных всех USD . На hitbtc в принципе нет чистого USD .... И если до сих пор api отдает такое, а вопросы вряд ли только у нас возникли, то исправлять биржа ничего не станет. Печаль беда...
{"id":"USDTGUSD","baseCurrency":"USD","quoteCurrency":"GUSD"
{"id":"XRPUSDT","baseCurrency":"XRP","quoteCurrency":"USD"
{"id":"USDTUSD","baseCurrency":"USD","quoteCurrency":"TUSD"
{"id":"DRTUSDT","baseCurrency":"DRT","quoteCurrency":"USD"
{"id":"EMCUSDT","baseCurrency":"EMC","quoteCurrency":"USD"
{"id":"REPUSDT","baseCurrency":"REP","quoteCurrency":"USD"
{"id":"XMCUSDT","baseCurrency":"XMC","quoteCurrency":"USD"
{"id":"BCPTUSDT","baseCurrency":"BCPT","quoteCurrency":"USD"
{"id":"VETUSDT","baseCurrency":"VET","quoteCurrency":"USD"
{"id":"SBTCUSDT","baseCurrency":"SBTC","quoteCurrency":"USD"
{"id":"EKOUSDT","baseCurrency":"EKO","quoteCurrency":"USD"