94f75248d34eb7efd33f40d6e809a17d *um2001-07-06d1t02.shn a1f8d6837aeb953b2faaa9cdcd6ff719 *um2001-07-06d1t01.shn da43c4ffce0ce15d4c97e8fd4ee48c39 *um2001-07-06d1t03.shn 1c1e716259793d7755537e64c949cfb4 *um2001-07-06d1t04.shn e56723d043b168612331235d757ac812 *um2001-07-06d1t05.shn 9595c01e04b4084ff9c7dbbccce33557 *um2001-07-06d1t06.shn d9c0a98dfc665b9c0a06acbdbb499072 *um2001-07-06d1t07.shn 250792dc2a8b74353a7d08c635d97762 *um2001-07-06d1t08.shn 711ddeb2f2c1fc283e37fecbbe7c9f64 *um2001-07-06d1t09.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned