User can add topic with pub(publish only), sub(subscribe only) and pubsub(Both publish and subscribe) options. It always starts with user's account ID.
Please refer the following image.
Once Device gets added to account , User need to enable it. For that visit View Devices from left menu of Dashboard. Here user can see a list of devices added. Then click on Enable button to enable it.
User can add more access control topics or delete the device by clicking Edit button.