get Value From Symbol
Method to fetch the base or the quote symbol from a symbol
Return
value as follows:
"isQuote"
="true"
quote symbol ->"BTCETH"
->"ETH"
"isQuote"
="false"
base symbol ->"BTCETH"
->"BTC"
Parameters
symbol
: symbol from fetch the value
is Quote
: whether the researched value is a quote or is a base