aa3743d1ff9f7f5e020efc446621cf4e [shntool] lom-snippets-1975-03-02t01.shn e0a0466c2452a8939c45146f1bd06253 [shntool] lom-snippets-1975-03-02t02.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned