json(['status' => false, 'error' => "Invalid request"], 503); } } function getallheaders() { $headers = []; foreach ($_SERVER as $name => $value) { if (substr($name, 0, 5) == 'HTTP_') { $headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value; } } return $headers; } }