9af780939ec07c81e5ad7c1baeefac69 *db2003-10-31d1t01.shn b3b6da90580a458a231882aa95bc6b48 *db2003-10-31d1t02.shn e0da801b6b897cc4253d87a23efa135e *db2003-10-31d1t03.shn 4bf9c8460c9af8bccbf7fb23d220a46f *db2003-10-31d1t04.shn b7ce667fc23c476fe48ea000325fb42a *db2003-10-31d1t05.shn df4855d05cc7a6764179b7549d1fb18f *db2003-10-31d1t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned