b5c9f01d0195fc070ada5edf72ef8e61 *dmb1998-05-30d3t01.shn 1b93ee4756a4105e3bef5feaab13f121 *dmb1998-05-30d3t02.shn 4ea0533ff6082ca57af07627333ea0b7 *dmb1998-05-30d3t03.shn 8012a69f945c0ba0248070b5f196e0d6 *dmb1998-05-30d3t04.shn ad7dcd1574336f17f6b3cd44064d6778 *dmb1998-05-30d3t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned