um2008-07-15d1t01.flac:12c82ffc7e62c005b7916f5f1b66cf4b um2008-07-15d1t02.flac:373437d30f66e407f6a65c1a021fbc43 um2008-07-15d1t03.flac:dd5a2af2a01f069aa1af17d91f778cf7 um2008-07-15d1t04.flac:ede7176f3c25af4081b5a5242d8d5e8a um2008-07-15d2t01.flac:263b6d17e8c48dbf8df6e52ac7a3365a um2008-07-15d2t02.flac:ceae072f8e74dd2f0d9d02a50904659e um2008-07-15d2t03.flac:c3473db12fef2987efb96a3ca3007863 App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned