void SetWeightedValue ( [PCGMetadataEntryKey](API\Plugins\PCG\Metadata\PCGMetadataEntryKey) ItemKey, const [FPCGMetadataAttributeBase](API\Plugins\PCG\Metadata\FPCGMetadataAttributeBase) * InAttribute, const [TArrayView](API\Runtime\Core\Containers\TArrayView)< TPair< [PCGMetadataEntryKey](API\Plugins\PCG\Metadata\PCGMetadataEntryKey), float >> InWeightedKeys )