I think I figured out the issue. fromSpot and toSpot for node are set as go.Spot.AllSides so the links were overlapped.
Changing fromSpot to go.Spot.Top has fixed my issue
I think I figured out the issue. fromSpot and toSpot for node are set as go.Spot.AllSides so the links were overlapped.
Changing fromSpot to go.Spot.Top has fixed my issue