code: public Observable<AzureVMResourceFeatureSupportResponseInner> validateAsync(String azureRegion, FeatureSupportRequest parameters) {
          return validateWithServiceResponseAsync(azureRegion, parameters).map(new Func1<ServiceResponse<AzureVMResourceFeatureSupportResponseInner>, AzureVMResourceFeatureSupportResponseInner>() {
              @Override
              public AzureVMResourceFeatureSupportResponseInner call(ServiceResponse<AzureVMResourceFeatureSupportResponseInner> response) {
                  return response.body();
              }
          });
      }
docs: It will validate if given feature with resource properties is supported in service.
  
  @param azureRegion Azure region to hit Api
  @param parameters Feature support request object
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the AzureVMResourceFeatureSupportResponseInner object