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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 _create_event(self, alert_type, msg_title, msg, server, tags=None):
 """ Create an event object """

        msg_title = 'Couchbase {}: {}'.format(server, msg_title)
        msg = 'Couchbase instance {} {}'.format(server, msg)

        return {
            'timestamp': int(time.time()),
            'event_type': 'couchbase_rebalance',
            'msg_text': msg,
            'msg_title': msg_title,
            'alert_type': alert_type,
            'source_type_name': self.SOURCE_TYPE_NAME,
            'aggregation_key': server,
            'tags': tags,
        }