0d24dcdf9a96a2724e43c7865da856ef *bob_rob1997-07-13t01.flac baad0b155a91825cf6879dc335fd2a1b *bob_rob1997-07-13t02.flac 47d7d9b258d209191cf7372b1f718a46 *bob_rob1997-07-13t03.flac 9120e872516eb1b28aa3596c4ddf5f32 *bob_rob1997-07-13t04.flac App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned