4936757d2296e78e25501b127e43f9ef *slip01-07-11d2t01.shn 241763f405c762f41ea6bcdf6f7a220c *slip01-07-11d2t02.shn 2cb0106203251f865c00db033063bee7 *slip01-07-11d2t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned