b1b153270719b269224473dc87916213 [shntool] gd88-09-30iit01.shn e8560e99a23dee3798636bd45f08b196 [shntool] gd88-09-30iit02.shn fbe84ea042fac4cd15c3e2ea82e08a85 [shntool] gd88-09-30iit03.shn 3f7992d47ed0a1801e1eacefd8788fac [shntool] gd88-09-30iit04.shn 1d227fe42bf6a90051a6379034c50e90 [shntool] gd88-09-30iit05.shn c911a18cc226778259b14a8725581a43 [shntool] gd88-09-30iit06.shn efd106c914bc0945db6c2718ecb8ff66 [shntool] gd88-09-30iit07.shn d395736092c5075857b83c4563b950d5 [shntool] gd88-09-30iit08.shn fe5597cffbee6fef20ef31643178a17a [shntool] gd88-09-30iit09.shn 03d110f2aba840b7d706acf9e4ee85d8 [shntool] gd88-09-30iit10.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned