2f3b3a14313c13d0e5210e4cd25894fc *pb01-03-17d1t04.shn 74f295edc7f7bbf91bb8b8f5a972e5d5 *pb01-03-17d1t02.shn 3f17d4f71ae6cdf657927a94d4d1f47d *pb01-03-17d1t03.shn 88c99fff2bdf6cfdae50e7e4f8e7547d *pb01-03-17d1t01.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned