e39c1784d3b2715721ee901abf0e38e9 *bt99-06-28d2t01.wav.shn 25e8e989c61adf5c8d4742edeb650a3b *bt99-06-28d2t02.wav.shn 244dad3947d2447b7f99ee1556b13edf *bt99-06-28d2t03.wav.shn ad0846e84423ce276558bc3f02af5e64 *bt99-06-28d2t04.wav.shn 07377b5fe19ba76229d906998b1a9d92 *bt99-06-28d2t05.wav.shn b41e91e904523c88a5e2b03b3ae8eb96 *bt99-06-28d2t06.wav.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned