OBS Camera Feather Effect - Soft Edges on your Camera!

Think about the edges. Where do you get cut off in the frame?

Setup your camera in Main Camera scene.

Fit your camera within that scene and do not crop.

Make a camera Feather Scene.
Add Main Camera Scene and crop that scene not the camera source.

Group the Main Camera Scene after being cropped.
Add Image Mask Blend Filter, Select the box for Scaling.