a61bf5fedfddb8e704620bb3ff6f70fc *gd74-05-14d2t01.shn 8b695bfec73369b3015e2b431b99fac7 *gd74-05-14d2t02.shn ff0f7fc5afc1c30688ba61ee981368c1 *gd74-05-14d2t03.shn 6f7b32abda56c61f667dd7180b6b5381 *gd74-05-14d2t04.shn App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned