static bool CreateOrUpdateBlueprint ( [TSoftObjectPtr](API\Runtime\CoreUObject\UObject\TSoftObjectPtr)< [UWorld](API\Runtime\Engine\Engine\UWorld) > InWorldAsset, [TSoftObjectPtr](API\Runtime\CoreUObject\UObject\TSoftObjectPtr)< [UBlueprint](API\Runtime\Engine\Engine\UBlueprint) > InBlueprintAsset, bool bCheckoutAndSave, bool bPromptForSave )