e2005542c5724c3d9e23301824ab2031 *db99-04-30d3t02.shn a61f26fc9e88f6435ff048fa5eff208d *db99-04-30d3t01.shn e0820883ce8a6d0a639cc66ff29cc3fc *db99-04-30d3t03.shn ca1981777e60a822f1385c2cc20da3ba *db99-04-30d3t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned