Thank you all so much. It works!
InterchangeWin64_gltfuvsfix.7z (2.0 MB)
https://github.com/kotn3l/UnrealEngine/tree/uvs-fix5-5
To anyone wanting to try it, just replace the dlls in [your ue5.5 install folder]\Engine\Plugins\Interchange\Runtime\Binaries\Win64.