public com.google.cloud.visionai.v1.AttributeValue.Builder getDefaultValueBuilder() {
        bitField0_ |= 0x00000004;
        onChanged();
        return getDefaultValueFieldBuilder().getBuilder();
      }
<pre>
The default value for the attribute.
</pre>

<code>.google.cloud.visionai.v1.AttributeValue default_value = 3;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/OperatorDefinition.java