public Builder clearDeployTime() {
        bitField0_ = (bitField0_ & ~0x00000001);
        deployTime_ = null;
        if (deployTimeBuilder_ != null) {
          deployTimeBuilder_.dispose();
          deployTimeBuilder_ = null;
        }
        onChanged();
        return this;
      }
<pre>
Timestamp when the engine be deployed
</pre>

<code>.google.protobuf.Timestamp deploy_time = 1;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/Application.java