To setup GA tracking simply login into WeSupply admin panel and go to:
Settings -> General -> Main Settings section and under this section, you will find the Google Analytics field where you can input your GA account Number.
As soon as you type in the GA account number, make sure you save it by clicking Update.
After a few days of activity, simply head over to your Google Analytics account.
Under Acquisition go to Source/Medium filter by WeSupply and add a secondary dimension Campaign.