Sets the ActivityTaskCompletedEventAttributes property

C# |
[ObsoleteAttribute("The With methods are obsolete and will be removed in version 2 of the AWS SDK for .NET. See http://aws.amazon.com/sdkfornet/#version2 for more information.")] public HistoryEvent WithActivityTaskCompletedEventAttributes( ActivityTaskCompletedEventAttributes activityTaskCompletedEventAttributes )

- activityTaskCompletedEventAttributes (ActivityTaskCompletedEventAttributes)
- The value to set for the ActivityTaskCompletedEventAttributes property

this instance