public void applySpecification(ExchangeSpecification exchangeSpecification) {
super.applySpecification(exchangeSpecification);
this.pollingMarketDataService = new BittrexMarketDataService(exchangeSpecification);
this.pollingAccountService = new BittrexAccountService(exchangeSpecification);
this.pollingTradeService = new BittrexTradeService(exchangeSpecification);
}