@Override
    public DescribeRegionSettingsResult describeRegionSettings(DescribeRegionSettingsRequest request) {
        request = beforeClientExecution(request);
        return executeDescribeRegionSettings(request);
    }
<p>
Returns the current service opt-in settings for the Region. If service opt-in is enabled for a service, Backup
tries to protect that service's resources in this Region, when the resource is included in an on-demand backup or
scheduled backup plan. Otherwise, Backup does not try to protect that service's resources in this Region.
</p>

@param describeRegionSettingsRequest
@return Result of the DescribeRegionSettings operation returned by the service.
@throws ServiceUnavailableException
        The request failed due to a temporary failure of the server.
@sample AWSBackup.DescribeRegionSettings
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/backup-2018-11-15/DescribeRegionSettings" target="_top">AWS
     API Documentation</a>
aws-java-sdk-backup/src/main/java/com/amazonaws/services/backup/AWSBackupClient.java