 null with successful call. This is the case when the tag only replies with 
 its handle and in the exchange parameters the handle stripping is set to true. In such a situation the module removes
 the handle thus returning OK but with no data.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>passwd</code> - Password is required for this operation.</dd>
<dd><code>secured</code> - Set to true is the password is to be used.</dd>
<dd><code>params</code> - The custom exchange para