code: @BetaApi
    public final Operation insertNodeTemplate(String region, NodeTemplate nodeTemplateResource) {
  
      InsertNodeTemplateHttpRequest request =
          InsertNodeTemplateHttpRequest.newBuilder()
              .setRegion(region)
              .setNodeTemplateResource(nodeTemplateResource)
              .build();
      return insertNodeTemplate(request);
    }
docs: Creates a NodeTemplate resource in the specified project using the data included in the
  request.
  
  <p>Sample code:
  
  <pre><code>
  try (NodeTemplateClient nodeTemplateClient = NodeTemplateClient.create()) {
  ProjectRegionName region = ProjectRegionName.of("[PROJECT]", "[REGION]");
  NodeTemplate nodeTemplateResource = NodeTemplate.newBuilder().build();
  Operation response = nodeTemplateClient.insertNodeTemplate(region.toString(), nodeTemplateResource);
  }
  </code></pre>
  
  @param region The name of the region for this request.
  @param nodeTemplateResource A Node Template resource. To learn more about node templates and
  sole-tenant nodes, read the Sole-tenant nodes documentation. (== resource_for
  beta.nodeTemplates ==) (== resource_for v1.nodeTemplates ==)
  @throws com.google.api.gax.rpc.ApiException if the remote call fails