t&#160;</td>
          <td class="paramname"><em>dataLen</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Publishes the data argument to the given subject expecting a response on the reply subject. Use <a class="el" href="group__conn_pub_group.html#gaf4b4a022f9c21fc269b87c000330c5a7" title="Sends a request and waits for a reply.">natsConnection_Request()</a> for automatically waiting fo