code: public ServiceFuture<Void> beginStartAsync(String resourceGroupName, String accountName, String liveEventName, final ServiceCallback<Void> serviceCallback) {
          return ServiceFuture.fromResponse(beginStartWithServiceResponseAsync(resourceGroupName, accountName, liveEventName), serviceCallback);
      }
docs: Start Live Event.
  Starts an existing Live Event.
  
  @param resourceGroupName The name of the resource group within the Azure subscription.
  @param accountName The Media Services account name.
  @param liveEventName The name of the Live Event.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object