5f5f72405dac212b9414ce67b3191578 [shntool] gd70-09-18d1t01.shn 542ed2bb98a134159f7771976cb69f5c [shntool] gd70-09-18d1t02.shn abd191c339a8d0b140b09670896efb4e [shntool] gd70-09-18d1t03.shn 6d2061abf42f0fb284ea7ec13a4d4b74 [shntool] gd70-09-18d1t04.shn eb0449523e7aafe593a01924da6ed12a [shntool] gd70-09-18d1t05.shn 9cb4a0cffd293ef2ee46f00dfd4b94b9 [shntool] gd70-09-18d1t06.shn a81807f601667e67fa122ba6611938ba [shntool] gd70-09-18d1t07.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned