[FAbilityTargetDataSetDelegate](API\Plugins\GameplayAbilities\Abilities\FAbilityTargetDataSetDelegate) & AbilityTargetDataSetDelegate ( [FGameplayAbilitySpecHandle](API\Plugins\GameplayAbilities\FGameplayAbilitySpecHandle) AbilityHandle, [FPredictionKey](API\Plugins\GameplayAbilities\FPredictionKey) AbilityOriginalPredictionKey )