code: public static BitfinexCandlestickSymbol fromBitfinexString(final String symbol) {
  		
  		if(! symbol.startsWith("trade:")) {
  			throw new IllegalArgumentException("Unable to parse: " + symbol);
  		}
  		
  		final String[] splitString = symbol.split(":");
  
  		if(splitString.length != 3) {
  			throw new IllegalArgumentException("Unable to parse: " + symbol);
  		}
  		
  		final String timeframeString = splitString[1];
  		final String symbolString = splitString[2];
  
  		return BitfinexSymbols.candlesticks(
  				BitfinexCurrencyPair.fromSymbolString(symbolString), 
  				BitfinexCandleTimeFrame.fromSymbolString(timeframeString));
  	}
docs: Construct from Bitfinex string
  @param symbol
  @return