public static Builder newBuilder(
      com.google.cloud.telcoautomation.v1alpha1.ListOrchestrationClustersRequest prototype) {
    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
  }
<pre>
Hint for how to order the results.
</pre>

<code>string order_by = 5;</code>

@return The bytes for orderBy.
java-telcoautomation/proto-google-cloud-telcoautomation-v1alpha1/src/main/java/com/google/cloud/telcoautomation/v1alpha1/ListOrchestrationClustersRequest.java