mule2004-05-02track1.flac:c3d3c4a41ec0fa1d394033432a579704 mule2004-05-02track2.flac:395646280a0d9d6ebde957542059ae5f mule2004-05-02track3.flac:a730f48973db24402bb46f80b8514249 mule2004-05-02track4.flac:1b7e83d6a79bcc28abd822cdd0f52762 mule2004-05-02track5.flac:49bc1e3c4bf24971936533e0492543a7 mule2004-05-02track6.flac:9ea7ad5c210f7389f255ebbe73d08b51 mule2004-05-02track7.flac:c8e0d0263c5fb2cf423eb9866398d3de mule2004-05-02track8.flac:977d828adb165a940dcfd38750083ea5 App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned