a840c690feedec7e1a1c1292b63f7103 *SKB00-10-25d3t01.shn a5b39eb59cffd6aba68c2e43ab398072 *SKB00-10-25d3t02.shn 427b11a6d246960a13bd1e226547b2b2 *SKB00-10-25d3t03.shn 4f653b44f45bc4f74584e81bd84bb05d *SKB00-10-25d3t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned