Sets the ETag that should not be matched as a pre-condition for returning the object metadata,
otherwise a PreconditionFailed signal is returned.

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 GetObjectMetadataRequest WithETagToNotMatch( string etagToNotMatch )

- etagToNotMatch (String)
- The value of the ETag to test

this instance