When you open the email you should be able to generate a preview of that email and the preview will prefill that data as long as there is data (in this case subscriber to list).
Don't forget to add a space between hi and your variable.
When you open the email you should be able to generate a preview of that email and the preview will prefill that data as long as there is data (in this case subscriber to list).
Don't forget to add a space between hi and your variable.