code: public JobResponseInner importDevices(String resourceGroupName, String resourceName, ImportDevicesRequest importDevicesParameters) {
          return importDevicesWithServiceResponseAsync(resourceGroupName, resourceName, importDevicesParameters).toBlocking().single().body();
      }
docs: Import, update, or delete device identities in the IoT hub identity registry from a blob. For more information, see: https://docs.microsoft.com/azure/iot-hub/iot-hub-devguide-identity-registry#import-and-export-device-identities.
  Import, update, or delete device identities in the IoT hub identity registry from a blob. For more information, see: https://docs.microsoft.com/azure/iot-hub/iot-hub-devguide-identity-registry#import-and-export-device-identities.
  
  @param resourceGroupName The name of the resource group that contains the IoT hub.
  @param resourceName The name of the IoT hub.
  @param importDevicesParameters The parameters that specify the import devices operation.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws ErrorDetailsException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the JobResponseInner object if successful.