d0a8d144a3d40de8fcd1e72414f63e16 *ph1998-08-16d5t01.shn cf2b50e580869b470187c8ca127281f3 *ph1998-08-16d5t02.shn 8b822065107e037123450dd330c02aa8 *ph1998-08-16d5t03.shn 116712b3e8e1945aaf5b3d946c213643 *ph1998-08-16d5t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned