d <code>POST</code> requests.
                        When using <code>GET</code> requests, your diagram must be encoded in the URL using a deflate + base64 algorithm.
                        But don't worry, if you're not familiar with deflate or base64 (or if you don't want to use them),
                        you can also send your diagram as plain text using <code>POST</code> requests (<a href="#post-request">see below</a>).
                    </p>
                    <p>
                        Let's