Custom 3D Model - Retarget AnimBP

Hi,
Small things and weird problems, during retarget animation to my own custom model in to UE4
.

https://forums.unrealengine.com/filedata/fetch?filedataid=141075&type=thumb

Hands of my model are resize and I do not see the rest of my character

https://forums.unrealengine.com/filedata/fetch?filedataid=141076&type=thumb

https://forums.unrealengine.com/filedata/fetch?filedataid=141077&type=thumb

Is there somebody who can explain me what is going on here ?