6cd5fa598996af29affded774628c760 *jgms73-07-19d1t01.shn 23e5bc6a60b331c620c9b2e827626ccd *jgms73-07-19d1t02.shn 0cf64ad8df46a2ca1147d27e60ad774e *jgms73-07-19d1t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned