AWS SDK for .NET Documentation
ShardIterator Property
AmazonAmazon.Kinesis.ModelGetShardIteratorResultShardIterator Did this page help you?   Yes   No    Tell us about it...
The position in the shard from which to start reading data records sequentially. A shard iterator specifies this position using the sequence number of a data record in a shard.

Constraints:

Length
1 - 512

Declaration Syntax
C#
public string ShardIterator { get; set; }

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