8c70f8ea89d90fe8ed274423016b51ad *PO_01-06-20d2t01.shn 88c8cb3ba857dffd9c84717177608c36 *PO_01-06-20d2t02.shn 5542b4f3fcf7617077f62ff8a8296056 *PO_01-06-20d2t03.shn 18f284604064e95b8dfa0df2a4505f28 *PO_01-06-20d2t04.shn 8b5b375034604ee43072d49bc467198d *PO_01-06-20d2t05.shn 35d46b68f743b54a596e49e3e1089901 *PO_01-06-20d2t06.shn 55cc1c843f267db9ba60822f8c995124 *PO_01-06-20d2t07.shn 035238ee5e206c684629b6f6f6fc2cd5 *PO_01-06-20d2t08.shn 0f3dacdbc6646315379427e7ef40594c *PO_01-06-20d2t09.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned