00db8721ccf5e0a3134cd6316dbc1acf *sf1997-04-05d2t06.shn abd775a1df473a1c59d3986a8eb5885b *sf1997-04-05d2t02.shn bde2cace047d0ea97ef7cc4b3c73d38c *sf1997-04-05d2t03.shn 43c850393896f583a11eff494a2077d7 *sf1997-04-05d2t04.shn 6b423dba3c009f16114a6ba2043f951d *sf1997-04-05d2t05.shn 306c19091955bddf1034a04d584762aa *sf1997-04-05d2t01.shn 209feadca2888c39554fd19ea4dcc24e *sf1997-04-05d2t07.shn 24230719070e3ba0236a51a17ae4bb26 *sf1997-04-05d2t08.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned