07842c0a74450f648d57ac78fc7dbf33 *db1999-02-24t01.shn e5a5c3d0c42573fbe77e7c4ff65f2b9f *db1999-02-24t02.shn cd4aedd0d9e0b10babcec2fd92468a6f *db1999-02-24t03.shn 7803749f7ef5569b1e9af7c7b76a42e9 *db1999-02-24t04.shn 55a9c9ad92711725f943e9ead78850ae *db1999-02-24t05.shn dabb0ebf3851893acf2e496e6a2ac801 *db1999-02-24t06.shn a1fef5b70bd5fb8d8234f6f5b6d6fa62 *db1999-02-24t07.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned