AWS SDK for .NET Documentation
VersionId Property
AmazonAmazon.S3.ModelGetPreSignedUrlRequestVersionId Did this page help you?   Yes   No    Tell us about it...
Version id for the object that the pre-signed url will reference. If not set, the url will reference the latest version of the object.
Declaration Syntax
C#
public string VersionId { get; set; }
Remarks
This is the VersionId for the S3 Object you want to get a PreSigned URL for. The VersionId property will be ignored for PreSigned "PUT" requests and for requests that don't specify the Key property.

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)