2df71c8ceacc51c1ebecc63c5c2b1a40 *db2001-04-01d2t01.shn 62696f9e07bf034bd82b0172844e6edf *db2001-04-01d2t02.shn 18dab11b648ccd7ae65075dabec0af93 *db2001-04-01d2t03.shn f33f9877fa23013467f7e9c467084837 *db2001-04-01d2t04.shn f54c8dd001c74102a30e5869fdb82875 *db2001-04-01d2t05.shn e5bcb30154a50198628c4e824122330f *db2001-04-01d2t06.shn a2de8809085cf8e50cc5b72ae12b4b4b *db2001-04-01d2t07.shn App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned