Fatal error: Uncaught Error: Class "GuzzleHttp\Client" not found
in /home/xrxymkmy/public_html/fullybossed/wp-content/themes/fullybossed/template-part/zoom-callback.php on line 14

Call stack:

1. include()
   wp-includes/template-loader.php:106
2. require_once()
   wp-blog-header.php:19
3. require()
   index.php:17