56d3aa2b5460f973de2623b86943e3cf *gd81-10-12d3t01.shn 382f789f91da20db87435c069ab35c32 *gd81-10-12d3t02.shn 5a093badcb5f0248b0457ccc3452758e *gd81-10-12d3t03.shn d67f70f7151551941f20cc12d66fbf3b *gd81-10-12d3t04.shn 5596471291236ad6eba75a35e6805eac *gd81-10-12d3t05.shn 8b3b5ee33b625221de7ff2fc30e2b14f *gd81-10-12d3t06.shn App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned