<p>When using the read-only API key, the following fields are omitted:
<code>ping_url</code>, <code>update_url</code>, <code>pause_url</code>, <code>channels</code>. An extra <code>unique_key</code> field
is added. This identifier is stable across API calls. Example:</p>
is added which can be used <ahref="#get-check">to <code>GET</code> a check</a> in place of the <code>UUID</code>. The <code>unique_key</code> identifier is stable across API calls. Example:</p>