5716aebb9007d5214b5bf48f15b05c8a *sci00-07-12d1t01.shn 76f6ea2d28efcfd279de8555f82fc0e9 *sci00-07-12d1t02.shn 6864f11a54eb42d6ef47a1cd214a0a74 *sci00-07-12d1t03.shn ba440aff6c75d9f997d614c27be09e5e *sci00-07-12d1t04.shn App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned