docs: public Observable<VpnProfileResponseInner> generateVpnProfileAsync(String resourceGroupName, String gatewayName) {
          return generateVpnProfileWithServiceResponseAsync(resourceGroupName, gatewayName).map(new Func1<ServiceResponse<VpnProfileResponseInner>, VpnProfileResponseInner>() {
              @Override
              public VpnProfileResponseInner call(ServiceResponse<VpnProfileResponseInner> response) {
                  return response.body();
              }
          });
      }