a5689efdb927b07db665b757006efc78 *db1999-01-19d2t01.shn 9a4c4a9486af5b0167c6684720f3e2e4 *db1999-01-19d2t02.shn d8069f816ac03927ba79ee1b2bf1e1cd *db1999-01-19d2t03.shn 0bbaa0cb8311981d202e597489c20c2e *db1999-01-19d2t04.shn App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned