ac79efce27375c5b37887a13ef5185cf *delf01-11-30d1t01.shn 91a447eae012dad6b4aab35a03038cae *delf01-11-30d1t02.shn e57882ce0cecf04988188e2e42532a2e *delf01-11-30d1t03.shn a7109441a4832b92cd524594ce8c9f13 *delf01-11-30d1t04.shn dcd04be5e32f05ef7dc8759f2d3ff341 *delf01-11-30d1t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned