No available download！This version is not compatible with the latest game, as it was built with an old version of the game engine.

Only for the record, this was the thread in the UT forum:
https://www.epicgames.com/unrealtournament/forums/unreal-tournament-development/ut-development-level-design/work-in-progress/1545-map-dm-deepblueastral-the-latest-version-20190830