[bitstamp] lots of fixes to parseTransaction to cope with the 2 shapes of items
[bitstamp] lots of fixes to parseTransaction to cope with the 2 shapes of items

todo: i think this would be less complicated if we had two methods (one for parsing the results of fetchTransactions, and one for parsing the results of fetchWithdrawals)

ccxt/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt