@java.lang.Override
  @SuppressWarnings({"unused"})
  protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
    return new StreamingSynthesisInput();
  }
<pre>
Input to be synthesized.
</pre>

Protobuf type {@code google.cloud.texttospeech.v1beta1.StreamingSynthesisInput}
java-texttospeech/proto-google-cloud-texttospeech-v1beta1/src/main/java/com/google/cloud/texttospeech/v1beta1/StreamingSynthesisInput.java