public com.google.protobuf.ByteString getRecognizerIdBytes() {
      java.lang.Object ref = recognizerId_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        recognizerId_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
<pre>
The ID to use for the Recognizer, which will become the final component of
the Recognizer's resource name.

This value should be 4-63 characters, and valid characters
are /[a-z][0-9]-/.
</pre>

<code>string recognizer_id = 3;</code>

@return The bytes for recognizerId.
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/CreateRecognizerRequest.java