@java.lang.Deprecated
    public com.google.protobuf.ByteString getModelBytes() {
      java.lang.Object ref = model_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        model_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
<pre>
Optional. This field is now deprecated. Prefer the
[`model`][google.cloud.speech.v2.RecognitionConfig.model] field in the
[`RecognitionConfig`][google.cloud.speech.v2.RecognitionConfig] message.

Which model to use for recognition requests. Select the model best suited
to your domain to get best results.

Guidance for choosing which model to use can be found in the [Transcription
Models
Documentation](https://cloud.google.com/speech-to-text/v2/docs/transcription-model)
and the models supported in each region can be found in the [Table Of
Supported
Models](https://cloud.google.com/speech-to-text/v2/docs/speech-to-text-supported-languages).
</pre>

<code>string model = 4 [deprecated = true, (.google.api.field_behavior) = OPTIONAL];</code>

@deprecated google.cloud.speech.v2.Recognizer.model is deprecated. See
    google/cloud/speech/v2/cloud_speech.proto;l=604
@return The bytes for model.
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/Recognizer.java