ass="api-name">*prototype-name*</code> that slot shall be bound to an instance of <code class="api-name">prototype</code> which describes the prototype in the JSON <code class="json">Object</code>.</p>

<div class="example">
<pre class="in-code">
(in-package cl-user)
</pre>
<pre class="value">#&lt;PACKAGE "COMMON-LISP-USER"&gt;</pre>

<pre class="in-code">
(defclass sample () (foo bar))
</pre>
<pre class="value">#&lt;STANDARD-CLASS SAMPLE&gt;</pre>

<pre class="in-code">
(json:with-decoder-simple-clos-seman