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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def returnDepositsWithdrawals(self, start=0, end=2**32-1):
 """Returns your deposit and withdrawal history within a range, specified by the "start" and "end" POST parameters, both of which should be given as UNIX timestamps."""

        return self._private('returnDepositsWithdrawals', start=start, end=end)