sendMessageBatch
fun AwsRestJsonFake.sendMessageBatch(queues: Storage<List<SQSMessage>>, deduplication: Storage<DeduplicationRecord> = Storage.InMemory(), queueConfig: Storage<QueueConfig> = Storage.InMemory(), clock: Clock = Clock.systemUTC(), sequenceNumbers: AtomicLong = AtomicLong()): RoutingHttpHandler(source)