public Builder mergeExperimentalConfig(com.google.protobuf.Struct value) {
      if (experimentalConfigBuilder_ == null) {
        if (((bitField0_ & 0x00010000) != 0)
            && experimentalConfig_ != null
            && experimentalConfig_ != com.google.protobuf.Struct.getDefaultInstance()) {
          getExperimentalConfigBuilder().mergeFrom(value);
        } else {
          experimentalConfig_ = value;
        }
      } else {
        experimentalConfigBuilder_.mergeFrom(value);
      }
      if (experimentalConfig_ != null) {
        bitField0_ |= 0x00010000;
        onChanged();
      }
      return this;
    }
<pre>
Experimental configurations. Structured object containing not-yet-stable
processor parameters.
</pre>

<code>.google.protobuf.Struct experimental_config = 26;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/ProcessorConfig.java