public com.google.protobuf.Struct getExperimentalConfig() {
      if (experimentalConfigBuilder_ == null) {
        return experimentalConfig_ == null
            ? com.google.protobuf.Struct.getDefaultInstance()
            : experimentalConfig_;
      } else {
        return experimentalConfigBuilder_.getMessage();
      }
    }
<pre>
Experimental configurations. Structured object containing not-yet-stable
processor parameters.
</pre>

<code>.google.protobuf.Struct experimental_config = 26;</code>

@return The experimentalConfig.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/ProcessorConfig.java