@property<EOL><INDENT>def begin_time(self):<DEDENT>
return self._begin_time<EOL>
Gets the begin_time of this V1ListRefundsRequest.
The beginning of the requested reporting period, in ISO 8601 format. If this value is before January 1, 2013 (2013-01-01T00:00:00Z), this endpoint returns an error. Default value: The current time minus one year.

:return: The begin_time of this V1ListRefundsRequest.
:rtype: str