bool CreateParty ( const [FUniqueNetId](API\Runtime\CoreOnline\Online\FUniqueNetId) & LocalUserId, const [FOnlinePartyTypeId](API\Plugins\OnlineSubsystem\FOnlinePartyTypeId) PartyTypeId, const [FPartyConfiguration](API\Plugins\OnlineSubsystem\Interfaces\FPartyConfiguration) & PartyConfig, const [FOnCreatePartyComplete](API\Plugins\OnlineSubsystem\Interfaces\FOnCreatePartyComplete) & Delegate )