2caf1ce9f9e8ea8b349743b18f27299e *jgb-83-11-23d2t01.shn 0dcf25ff0159b360113d16e52b0573ec *jgb-83-11-23d2t02.shn b482474f59bc14e044c9bd66d7f28b2e *jgb-83-11-23d2t03.shn 86f26f895fef2ed3030897a3e8052ac7 *jgb-83-11-23d2t04.shn 338e41a97ebde3064c24704e837d0c1f *jgb-83-11-23d2t05.shn fed43847fc95e75844e45a4d68e8e074 *jgb-83-11-23d2t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned