void ApplyModToAttributeUnsafe ( const [FGameplayAttribute](API\Plugins\GameplayAbilities\FGameplayAttribute) & Attribute, [TEnumAsByte](API\Runtime\Core\Containers\TEnumAsByte)< [EGameplayModOp::Type](API\Plugins\GameplayAbilities\EGameplayModOp__Type) > ModifierOp, float ModifierMagnitude )