2fd93cbc65bc785894ad97d954dbdab9 *db01-09-05d3t3.shn 5c3fe209bb32d85dd2a7a2d1adf574f3 *db01-09-05d3t4.shn e7e3432d627ddae8843ae43db6c39429 *db01-09-05d3t1.shn 2598dedaa05f4dd552c9b62998257844 *db01-09-05d3t2.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned