[TArray](API\Runtime\Core\Containers\TArray)< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< const [IOnlineTournamentParticipantDetails](API\Plugins\OnlineSubsystem\Interfaces\IOnlineTournamentParticipantDeta-) > > GetParticipantList ( const FUniqueNetIdRef UserId, const [FOnlineTournamentIdRef](API\Plugins\OnlineSubsystem\Interfaces\FOnlineTournamentIdRef) TournamentId, const [EOnlineTournamentParticipantType](API\Plugins\OnlineSubsystem\Interfaces\EOnlineTournamentParticipantType) ParticipantType ) const