99218910526109495e0cfe5dbf2b2295 *damo2003-9-24_set1t1.shn c51e6b5d998cf5caee07250f04ff07d0 *damo2003-9-24_set1t2.shn ac7ceb845e5ce7e5bdfd81a00eb7fd67 *damo2003-9-24_set1t3.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned