@deprecated_first_timestamp.setter<EOL><INDENT>def deprecated_first_timestamp(self, deprecated_first_timestamp):<DEDENT>
self._deprecated_first_timestamp = deprecated_first_timestamp<EOL>
Sets the deprecated_first_timestamp of this V1beta1Event.
Deprecated field assuring backward compatibility with core.v1 Event type

:param deprecated_first_timestamp: The deprecated_first_timestamp of this V1beta1Event.
:type: datetime