I bought a sony mocopi mocap , from my phone it can export bvh but NO HANDS come into IC8. The 2 solutions are Rokoko $25 p/m or unreal plugin...
My only concern is how to get mocap recorded animation out of unreal into iclone? 

Here is JSFILMZ demo the mocap streaming. 

https://www.youtube.com/watch?v=34qtMRV_zn4