public Builder setRequestId(long value) {

      requestId_ = value;
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
<pre>
The ID associated with the request. This is a unique ID specific only to
the given request.
</pre>

<code>int64 request_id = 10;</code>

@param value The requestId to set.
@return This builder for chaining.
java-speech/proto-google-cloud-speech-v1/src/main/java/com/google/cloud/speech/v1/StreamingRecognizeResponse.java