Generating 2D plots on Livelink MATLAB

Hello, I am trying to use the Livelink MATLAB application for COMSOL 5.4 and I seem to have trouble generating plots and viewing plots made in my applicaiton

Are there any good resources/tutorials that are available to learn from?

EDIT: I have made some progress using the LiveLink for MatLab user guide but now I am stuck since I do not know the specific name of attrtype for the function model.result().feature(<ftag>).feature.create(<attrtag>, attrtype);

I do now that I want to plot the emw.normE from my model but I do not know what that would be called.

This is my script in MATLAB so far: