[ 'DescribeStream' => [ 'input_token' => 'ExclusiveStartShardId', 'limit_key' => 'Limit', 'more_results' => 'StreamDescription.HasMoreShards', 'output_token' => 'StreamDescription.Shards[-1].ShardId', 'result_key' => 'StreamDescription.Shards', ], 'ListStreamConsumers' => [ 'input_token' => 'NextToken', 'limit_key' => 'MaxResults', 'output_token' => 'NextToken', ], 'ListStreams' => [ 'input_token' => 'NextToken', 'limit_key' => 'Limit', 'more_results' => 'HasMoreStreams', 'output_token' => 'NextToken', 'result_key' => [ 'StreamNames', 'StreamSummaries', ], ], ],];