AWS SDK for .NET Documentation
AccountId Property
AmazonAmazon.Glacier.ModelListMultipartUploadsRequestAccountId Did this page help you?   Yes   No    Tell us about it...
The AccountId is the AWS Account ID. You can specify either the AWS Account ID or optionally a '-', in which case Amazon Glacier uses the AWS Account ID associated with the credentials used to sign the request. If you specify your Account ID, do not include hyphens in it.
Declaration Syntax
C#
public string AccountId { get; set; }

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