code: public Observable<AzureReachabilityReportInner> getAzureReachabilityReportAsync(String resourceGroupName, String networkWatcherName, AzureReachabilityReportParameters parameters) {
          return getAzureReachabilityReportWithServiceResponseAsync(resourceGroupName, networkWatcherName, parameters).map(new Func1<ServiceResponse<AzureReachabilityReportInner>, AzureReachabilityReportInner>() {
              @Override
              public AzureReachabilityReportInner call(ServiceResponse<AzureReachabilityReportInner> response) {
                  return response.body();
              }
          });
      }
docs: Gets the relative latency score for internet service providers from a specified location to Azure regions.
  
  @param resourceGroupName The name of the network watcher resource group.
  @param networkWatcherName The name of the network watcher resource.
  @param parameters Parameters that determine Azure reachability report configuration.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable for the request