5e190af1cf4aea17c19ae6efd0a9187e *dmb1999-05-12d2t01.shn 1791109140b9d863860c40e2b77615ce *dmb1999-05-12d2t02.shn 90a500727398a10c2d7d83c6bc3c1b03 *dmb1999-05-12d2t03.shn 6dad31bd5b673ed846b058786d32f042 *dmb1999-05-12d2t04.shn 40071dd87a4dc987a344b5ae24dee235 *dmb1999-05-12d2t05.shn 928b0408c532cd746c35eae614259ce3 *dmb1999-05-12d2t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned