JRAD2015-08-14s1t01.suraci.akg.flac:e0a883d42c0927a9834ebab8cb037feb JRAD2015-08-14s1t02.suraci.akg.flac:8de7ba5a1648abedce08d6b66c0cf9b1 JRAD2015-08-14s1t03.suraci.akg.flac:e2923bb36c114e752bb1eed2e440340a JRAD2015-08-14s1t04.suraci.akg.flac:efb65a3cc222bc5c3bd0c8fcf102cb4e JRAD2015-08-14s1t05.suraci.akg.flac:273f5640c9e7b64cbb4bbb82632a180f JRAD2015-08-14s1t06.suraci.akg.flac:23e8c8268e728265b76c66326b11dc22 JRAD2015-08-14s1t07.suraci.akg.flac:937e5531e4f536e4cac3d784c61b1d33 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned