6924bebec72713b48222f22e135d130c *sci01-07-30d1t01.shn df2662f8406a397ded3727038ca202b6 *sci01-07-30d1t02.shn e4a4c76a98b8c647e5b2a9d8eb03a773 *sci01-07-30d1t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned