2ac6259b58ab3142d56dc00211135466 [shntool] db2003-10-31d1t01.shn 175312da44542010679230ecf7a7c7c1 [shntool] db2003-10-31d1t02.shn f162a5b6838253aa0c82c8f535b51326 [shntool] db2003-10-31d1t03.shn 95b0d65155a351f8a412bd74b8614789 [shntool] db2003-10-31d1t04.shn e8ab7eaa5a0898c0f7c6095c8499618f [shntool] db2003-10-31d1t05.shn 40dec720916fe7f116bfbb77c781fcd1 [shntool] db2003-10-31d1t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned