AWS SDK for .NET Documentation
Id Property
AmazonAmazon.SQS.ModelSendMessageBatchRequestEntryId Did this page help you?   Yes   No    Tell us about it...
An identifier for the message in this batch. This is used to communicate the result.
Declaration Syntax
C#
public string Id { get; set; }
Remarks
The Ids of a batch request need to be unique within the request.

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