0dca49d610f50fab1c780efaa76c30b9 *sci2000-11-02d3t01.shn 1e911188887530d4fa41876fd0dc330f *sci2000-11-02d3t02.shn 86ff0ea9c7e90d45dfffdcd7597d28e0 *sci2000-11-02d3t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned