@java.lang.Override
    public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
      return com.google.cloud.workflows.v1.WorkflowsProto
          .internal_static_google_cloud_workflows_v1_OperationMetadata_descriptor;
    }
<pre>
Represents the metadata of the long-running operation.
</pre>

Protobuf type {@code google.cloud.workflows.v1.OperationMetadata}
java-workflows/proto-google-cloud-workflows-v1/src/main/java/com/google/cloud/workflows/v1/OperationMetadata.java