5647ceed90561df0c07362aaf0398878 *gsw1993-05-28s1t01.wav 50b8106cb7c75890b0b9d03d1fcefd1b *gsw1993-05-28s1t02.wav 181cb69206dac65957dbd8d2bf47b913 *gsw1993-05-28s1t03.wav 02ff79433af21c48b3a7547126950244 *gsw1993-05-28s1t04.wav e231a227cb76080ddda7ffcbd62160e4 *gsw1993-05-28s1t05.wav e57b5ecdb05873629e2db022908db827 *gsw1993-05-28s1t06.wav 064101c9fed27eda9426d448fcb917f0 *gsw1993-05-28s1t07.wav App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned