gsw1993-05-28s1t01.flac:27d125e9ccbed61deb1e3da0c72eeb01 gsw1993-05-28s1t02.flac:a445378def96f9fd6fc8ebfdc053a2fe gsw1993-05-28s1t03.flac:b81b6ab6014febf02170abf3651ce4e9 gsw1993-05-28s1t04.flac:49825fdc03140290beae02ba22cb7726 gsw1993-05-28s1t05.flac:55ef9cc3273f415c241b00db746f9103 gsw1993-05-28s1t06.flac:55bbcf2924d53bcc9ab7b7c00c8fe460 gsw1993-05-28s1t07.flac:117fa4eef0147480fc1153fb9e08e69e App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned