In order to successfully integrate ShipStation into your Webgility account, you'll need to first generate your ShipStation API Key and Secret.
Next, select Account and then API Settings from the sidebar on the left.
Click the Generate New API Keys button.
Your API Key and Secret will now appear.
Once you've copied these down, head to your Webgility account and click on the Connections tab.
Click on the Add Store icon and choose ShipStation.
On the popup that appears, enter your email, API Key and Secret and click Connect to Store.
By default, it will pull in orders from the past 30 days. Once the connection is complete, you'll start seeing your orders in the Sales tab.