I am working with spritkit and draw a scene by the help of spirit scene editor in xcode. According to spritkit, we can use Navigation graph to draw the paths and I can able to draw path using navigation graph but i can't able to access this object in swift back-end. May I know why?.
[![enter image description here][1]][1]
[1]: https://i.stack.imgur.com/2CSlE.png
How to access this graph object from this scene.