JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbreach(function ($job) { $serialized = method_exists($this, 'serializeJob') ? $this->serializeJob($job) : serialize($job); $this->chained[] = $serialized; }); return $this; } }