Hi!
Kapuhy unfortunatelly i dont know the solution for your problem, but I still have got one too.
I luckily imported the Seehund 3d model and added the Diffuse and the AO map, but as I tried the normal map, a strange problem appeared:
https://drive.google.com/file/d/1Ccd...ew?usp=sharing
Do someone know the solution?
Thanks!