@is_exchange.setter<EOL><INDENT>def is_exchange(self, is_exchange):<DEDENT>
self._is_exchange = is_exchange<EOL>
Sets the is_exchange of this V1Refund.
Indicates whether or not the refund is associated with an exchange. If is_exchange is true, the refund reflects the value of goods returned in the exchange not the total money refunded.

:param is_exchange: The is_exchange of this V1Refund.
:type: bool