code: @BetaApi
    public final Operation insertRouter(ProjectRegionName region, Router routerResource) {
  
      InsertRouterHttpRequest request =
          InsertRouterHttpRequest.newBuilder()
              .setRegion(region == null ? null : region.toString())
              .setRouterResource(routerResource)
              .build();
      return insertRouter(request);
    }
docs: Creates a Router resource in the specified project and region using the data included in the
  request.
  
  <p>Sample code:
  
  <pre><code>
  try (RouterClient routerClient = RouterClient.create()) {
  ProjectRegionName region = ProjectRegionName.of("[PROJECT]", "[REGION]");
  Router routerResource = Router.newBuilder().build();
  Operation response = routerClient.insertRouter(region, routerResource);
  }
  </code></pre>
  
  @param region Name of the region for this request.
  @param routerResource Router resource.
  @throws com.google.api.gax.rpc.ApiException if the remote call fails