in src/main/java/com/amazon/sqs/javamessaging/AmazonSQSExtendedClient.java [141:148]
public AmazonSQSExtendedClient(SqsClient sqsClient, ExtendedClientConfiguration extendedClientConfig) {
super(sqsClient);
this.clientConfiguration = new ExtendedClientConfiguration(extendedClientConfig);
S3Dao s3Dao = new S3Dao(clientConfiguration.getS3Client(),
clientConfiguration.getServerSideEncryptionStrategy(),
clientConfiguration.getObjectCannedACL());
this.payloadStore = new S3BackedPayloadStore(s3Dao, clientConfiguration.getS3BucketName());
}