[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< const [IOnlineTournamentDetails](API\Plugins\OnlineSubsystem\Interfaces\IOnlineTournamentDetails) > GetTournamentDetails ( const FUniqueNetIdRef UserId, const [FOnlineTournamentIdRef](API\Plugins\OnlineSubsystem\Interfaces\FOnlineTournamentIdRef) TournamentId ) const