d59af64753d0784cbfab3e83f44d117c *ph97-8-17d2t02.shn ca7a1f879a0093756408e71d56f42aca *ph97-8-17d2t01.shn 3167b8f7cd3eebd546dc6b999f9d13ce *ph97-8-17d2t03.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned