</td>          <td class="paramname"><span class="paramname"><em>pptr</em></span>, </td>
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          <td class="paramtype">const <a class="el" href="struct_m_q_t_t_properties.html">MQTTProperties</a> *</td>          <td class="paramname"><span class="paramname"><em>properties</em></span>&#160;)</td>
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<p>Serialize the given property list to a character buffer, e.g. for writ