private static void raw(Exchange exchange) throws IOException {
CoinsetterMarketDataServiceRaw marketDataService = (CoinsetterMarketDataServiceRaw) exchange.getPollingMarketDataService();
CoinsetterLast last = marketDataService.getCoinsetterLast();
log.info("Coinsetter last: {}", last);
last = marketDataService.getCoinsetterLast(5);
log.info("Coinsetter last 5: {}", last);