code: @BetaApi
    public final Operation insertBackendBucket(
        ProjectName project, BackendBucket backendBucketResource) {
  
      InsertBackendBucketHttpRequest request =
          InsertBackendBucketHttpRequest.newBuilder()
              .setProject(project == null ? null : project.toString())
              .setBackendBucketResource(backendBucketResource)
              .build();
      return insertBackendBucket(request);
    }
docs: Creates a BackendBucket resource in the specified project using the data included in the
  request.
  
  <p>Sample code:
  
  <pre><code>
  try (BackendBucketClient backendBucketClient = BackendBucketClient.create()) {
  ProjectName project = ProjectName.of("[PROJECT]");
  BackendBucket backendBucketResource = BackendBucket.newBuilder().build();
  Operation response = backendBucketClient.insertBackendBucket(project, backendBucketResource);
  }
  </code></pre>
  
  @param project Project ID for this request.
  @param backendBucketResource A BackendBucket resource. This resource defines a Cloud Storage
  bucket.
  @throws com.google.api.gax.rpc.ApiException if the remote call fails