cc70d8de243fb72abac530f35b8aa7de *dtb2001-07-25d3t01.shn 7451306be20fe2e89834c8afcfd50529 *dtb2001-07-25d3t02.shn 914e2cf89b68f670cafb019e470017f2 *dtb2001-07-25d3t03.shn ec502d67164828be100ab081547a192f *dtb2001-07-25d3t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned