t), or an <a href="#code/app/api/ApiError.scala" class="shortcut"><code>ApiError</code></a> if any of the field is not allowed.
			</p>
			<p>
				Then, you can implement the sorting as you want from this <code>Seq[(field, order)]</code>, depending on your DB storage.
			</p>
		</div>
		
		<div>
			<h2>Envelope</h2>
			<p>
				There are cases where an API client can't access to the HTTP Headers. For that cases you can add the parameter <code>envelope=true</code> to the query and it will encapsulate the data