65b4466bb40b25b6ffc879f4be41c0dd *sf97-06-21d2t01.shn 3a599bb08d7acb1bf8888d5f808a2347 *sf97-06-21d2t02.shn 56c8c2313d01e109baa7b00eeedffd12 *sf97-06-21d2t03.shn App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned