f45f596b9d8580d9019e5f2041e6f602 *didg99-07-01d2t04.shn 76523f8dd9450ac08399040bb39f7a93 *didg99-07-01d2t03.shn 07d41d5195d4696e0b03d04a22d5c083 *didg99-07-01d2t02.shn 7ceacb20dadd9c7e59dcb417ab1f9f1b *didg99-07-01d2t01.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned