def begin_backup(resource_group_name, service_name, parameters, custom_headers:nil)
      response = begin_backup_async(resource_group_name, service_name, parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def begin_backup(resource_group_name, service_name, parameters, custom_headers:nil)
      response = begin_backup_async(resource_group_name, service_name, parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
Creates a backup of the API Management service to the given Azure Storage
 Account. This is long running operation and could take several minutes to
 complete.

 @param resource_group_name [String] The name of the resource group.
 @param service_name [String] The name of the API Management service.
 @param parameters [ApiManagementServiceBackupRestoreParameters] Parameters
 supplied to the ApiManagementServices_Backup operation.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [ApiManagementServiceResource] operation results.