code: public VpnSiteInner updateTags(String resourceGroupName, String vpnSiteName, Map<String, String> tags) {
          return updateTagsWithServiceResponseAsync(resourceGroupName, vpnSiteName, tags).toBlocking().last().body();
      }
docs: Updates VpnSite tags.
  
  @param resourceGroupName The resource group name of the VpnSite.
  @param vpnSiteName The name of the VpnSite being updated.
  @param tags Resource tags.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws ErrorException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the VpnSiteInner object if successful.