public Builder clearOrchestrationClusterId() {
      orchestrationClusterId_ = getDefaultInstance().getOrchestrationClusterId();
      bitField0_ = (bitField0_ & ~0x00000002);
      onChanged();
      return this;
    }
<pre>
Required. Id of the requesting object
If auto-generating Id server-side, remove this field and
orchestration_cluster_id from the method_signature of Create RPC
</pre>

<code>string orchestration_cluster_id = 2 [(.google.api.field_behavior) = REQUIRED];</code>

@return This builder for chaining.
java-telcoautomation/proto-google-cloud-telcoautomation-v1alpha1/src/main/java/com/google/cloud/telcoautomation/v1alpha1/CreateOrchestrationClusterRequest.java