42bcddf57cb766ac45aaedcde920e37d *sci96-10-23d2t1.shn dae9dbad73fb8452eabc98e572a2b622 *sci96-10-23d2t2.shn 89c1020f8005df680944d7b63a75adc4 *sci96-10-23d2t3.shn 78a5a084e63b4ab22a480aeab72d8e26 *sci96-10-23d2t4.shn 64efbf1d4a7311e29eca1edb7a8f06a8 *sci96-10-23d2t5.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned