sequenceNumber
The sequence number of the data record in the shard from which to start reading. Required if ShardIteratorType is AT_SEQUENCE_NUMBER or AFTER_SEQUENCE_NUMBER. This parameter is ignored for other iterator types.
The sequence number of the data record in the shard from which to start reading. Required if ShardIteratorType is AT_SEQUENCE_NUMBER or AFTER_SEQUENCE_NUMBER. This parameter is ignored for other iterator types.