c8ef97b3e1250b2a9e168b991f10dbca *RRTFB-2002-03-03d1t01.shn 42dc549eaf8f0b705b836ccf288e9d4a *RRTFB-2002-03-03d1t02.shn 724ad6b6d9ca8c8096afc68118204837 *RRTFB-2002-03-03d1t03.shn 129688cda1b704c2129dc484f6f8f076 *RRTFB-2002-03-03d1t04.shn eecf25cc1720db232a2d881009541dce *RRTFB-2002-03-03d1t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned