a85641570350aad690ccec892e311de4 *delf2003-07-02d2t01.shn 46c8c93affea86a7b249540a5cad5f92 *delf2003-07-02d2t02.shn 3c9dce07447ce7f13d4baf9f81eda07c *delf2003-07-02d2t03.shn bbc07840c448d7fb6188465726051187 *delf2003-07-02d2t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned