private static void raw(Exchange openExchangeRates) throws IOException {
OERMarketDataServiceRaw oERMarketDataServiceRaw = (OERMarketDataServiceRaw) openExchangeRates.getPollingMarketDataService();
// Get the latest ticker data showing BTC to EUR
OERRates oERRates = oERMarketDataServiceRaw.getOERTicker();
System.out.println(oERRates.toString());
}