dd765af74e3ee3f920e5d5612a1adc82 *particle2001-08-26t01.shn cc85134224bdf6094e4151a22a72d3e1 *particle2001-08-26t02.shn cffd66d3cac2a928dccb1e56d4d77ba1 *particle2001-08-26t03.shn b24b842f42753b47bd6a4b0e657feb20 *particle2001-08-26t04.shn a6c1793a4b722e5ce7b66b19337f8149 *particle2001-08-26t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned