A just released plug-in for Unreal that CLO-SET put out last year called LiveSync. The plug in is useful if you use Metahumans or animations that need clothing and cloth physics from Marvelous Designer, but don’t want to deal with the massive externally exported alembic or FBX files.
https://dev.epicgames.com/community/learning/tutorials/LZn6/metahuman-livesync-the-fastest-unreal-engine-to-marvelous-designer-pipeline-workflow-plug-in