add some details to doc

Author: SharzyL

Diff for: index.js

@@ -21,19 +21,27 @@ $ echo "make Cloudflare great again" | curl -F "c=@-" ${BASE_URL}
   
   <p>Fetch the paste</p>
   <pre><code>
-$ curl https://shz.al/qotL
+$ curl ${BASE_URL}qotL
 make Cloudflare great again
   </code></pre>
   
   <p>Delete the paste</p>
   <pre><code>
 $ curl -X DELETE ${BASE_URL}qotL_yNm3PTBA3+X1jjhdClJ6zyVMkfA=
 the paste will be deleted in seconds
+
+$ curl ${BASE_URL}qotL
+not found%
   </code></pre>
   
   <p>Update the paste</p>
   <pre><code>
 $ echo "make Cloudflare great again and again" | curl -F "c=@-" ${BASE_URL}qotL_yNm3PTBA3+X1jjhdClJ6zyVMkfA=
+{
+  "url": "${BASE_URL}qotL",
+  "admin": "${BASE_URL}qotL_yNm3PTBA3+X1jjhdClJ6zyVMkfA=",
+  "isPrivate": false
+}%
   </code></pre>
   
   <h2>Advanced Usage</h2>