Modifies this request with the specified MessageAttributes.

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 PublishRequest WithMessageAttribute( Dictionary<string, MessageAttributeValue> messageAttributes )

- messageAttributes (Dictionary<(Of <(<'String, MessageAttributeValue>)>)>)
- The MessageAttributes.

The current instance.