4a945564c8b8cfe8b6dfecc1e55498f0 *rad1999-01-23d3t01.shn 12049217e51f51a8903f200bf764c943 *rad1999-01-23d3t02.shn d437155cdbff92add58dc50f9ec2387b *rad1999-01-23d3t03.shn c4a922f6f875ec339ce9bc5634d8a3d1 *rad1999-01-23d3t04.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned