We are using Mailchimp and have included API key in Divi theme settings, however, no lists show up in the module itself.
For pro or commercial product support please contact the author directly on their site.
https://www.elegantthemes.com/forum/
As the author is aware, commercial products are not supported in these forums. As you are their customer I am sure they will have no problem supporting you there.
]]>Thank you for understanding,
Andrei
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