b81623efc6b59f6784590c3c8ed79d09 *mmw2001-12-30d1t01.shn 0b967280fe877067441198badd42ee48 *mmw2001-12-30d1t02.shn bd71aaf886f7f787560dd9cc1f2af476 *mmw2001-12-30d1t03.shn 06182f53193cca4266ac09257f862520 *mmw2001-12-30d1t04.shn 6f4c923d606bdfbbf19b2afe65b9da40 *mmw2001-12-30d1t05.shn a9bd9b4e7268209f63fbf213b425189c *mmw2001-12-30d1t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned