[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category=URigHierarchy) bool SetLinearColorArrayMetadata ( [FRigElementKey](API\Plugins\ControlRig\Rigs\FRigElementKey) InItem, [FName](API\Runtime\Core\UObject\FName) InMetadataName, [TArray](API\Runtime\Core\Containers\TArray)< [FLinearColor](API\Runtime\Core\Math\FLinearColor) > InValue )