JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3RbroriginalUserAgent = $originalUserAgent; } public function toString(): string { return $this->ua->toString().'/'.$this->os->toString(); } }