public static com.google.cloud.visionai.v1.OperatorDefinition.AttributeDefinition parseFrom(
        java.nio.ByteBuffer data) throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
<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