Fatal error: Uncaught GuzzleHttp\Exception\InvalidArgumentException: json_encode error: Malformed UTF-8 characters, possibly incorrectly encoded in C:\inetpub\vhosts\bersastore.com\httpdocs\system\library\vendor\facebook_business\vendor\guzzlehttp\guzzle\src\Utils.php:296 Stack trace: #0 C:\inetpub\vhosts\bersastore.com\httpdocs\system\library\vendor\facebook_business\vendor\guzzlehttp\guzzle\src\functions.php(166): GuzzleHttp\Utils::jsonEncode() #1 C:\inetpub\vhosts\bersastore.com\httpdocs\system\library\vendor\facebook_business\src\FacebookAds\Object\ServerSide\EventRequestAsync.php(59): GuzzleHttp\json_encode() #2 C:\inetpub\vhosts\bersastore.com\httpdocs\system\library\vendor\facebook_business\src\FacebookAds\Object\ServerSide\EventRequestAsync.php(42): FacebookAds\Object\ServerSide\EventRequestAsync->eventPromise() #3 C:\inetpub\vhosts\bersastore.com\httpdocs\catalog\model\extension\module\facebook_business.php(1065): FacebookAds\Object\ServerSide\EventRequestAsync->execute() #4 C:\inetpub\vhosts\bersastore.com\httpd in C:\inetpub\vhosts\bersastore.com\httpdocs\system\library\vendor\facebook_business\vendor\guzzlehttp\guzzle\src\Utils.php on line 296