[TFuture](API\Runtime\Core\Async\TFuture)< [FConcertAdmin_BatchDeleteSessionResponse](API\Plugins\Concert\FConcertAdmin_BatchDeleteSession-_1) > BatchDeleteSessions ( const [FGuid](API\Runtime\Core\Misc\FGuid) & ServerAdminEndpointId, const [FConcertBatchDeleteSessionsArgs](API\Plugins\ConcertClient\FConcertBatchDeleteSessionsArgs) & BatchDeletionArgs )