https://beam.apache.org/releases/javadoc/2.39.0/org/apache/beam/sdk/schemas/logicaltypes/OneOfType.Value.html
OneOfType.Value (Apache Beam 2.39.0)
apache beamvalue
https://beam.apache.org/releases/javadoc/2.33.0/org/apache/beam/sdk/schemas/logicaltypes/OneOfType.Value.html
OneOfType.Value (Apache Beam 2.33.0)
apache beamvalue