0566078091ddef8686b96f3a0c19aa57 *skb000715d2t1.shn 196043f4bd8bde7209d929d6dc8565ea *skb000715d2t2.shn e27d35096ad0c33d13f8e3069345498e *skb000715d2t3.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned