3a0d402395b09807f2bbca309b4e964b *ph94-11-12D2T02.shn 1fa9df204c19cda55f3e3ab41fc01702 *ph94-11-12D2T03.shn 6813e50f9a4a2e93292c49ff93dec25c *ph94-11-12D2T01.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned