dcb577d94fb8c167644002b61c5543ef *db1999-05-14d1t05.shn 488271a197cbf29e17587310d66825a9 *db1999-05-14d1t01.shn b1656ea33149bf41948837681a54f031 *db1999-05-14d1t02.shn 440f1a8af7b7e177d69a7ad7d3b8ddc1 *db1999-05-14d1t03.shn 5a3c4ae7eefff34e11586ac4e5902ea1 *db1999-05-14d1t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned