2f13a72c5a4187f0342cd329a42a8f8e *nb1988-12-01d1t01.shn 97d1c16546ef1890fcefa24957b70edd *nb1988-12-01d1t02.shn 857894a50db22a78e467edd3809bdf45 *nb1988-12-01d1t03.shn 8f3e7cefc030ce960ed1f4f9f15bdc35 *nb1988-12-01d1t04.shn d1d4908dc74171916adef311ca1f6274 *nb1988-12-01d1t05.shn 3e2d7ae4fb9848f7542f8cf99122a366 *nb1988-12-01d1t06.shn e8717da93bbdd2af25e68fa5fc31b908 *nb1988-12-01d1t07.shn f9fa4948325f734a07ff0b1ddd8a611c *nb1988-12-01d1t08.shn f294f5cf47cdec8d0fee12ac2833ce88 *nb1988-12-01d1t09.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned