f5731f751a83ad069201ff14dcf5d45c *moe99-03-11d2t01.shn 4f927949d0787d321b15fa9df4d909ef *moe99-03-11d2t02.shn 112a01cc720620de4fbc2e9bb09585ef *moe99-03-11d2t03.shn ae3a621d396e6c10ee8bb16429981cd9 *moe99-03-11d2t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned