I recieved an API key from constant contact but when I go to integrate it with the mobile app backend for a mailing list tab I recieve an error message that says "retrieved infromation is not correct". I'm wondering if I have the wrong API to retrieve lists? or if its something else? please help.
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I've created a ticket and sent you an email from our support systems requesting more information, so I can better assist you. We have also removed the contact information you provided for security reasons. Please check for the email, and I'll be happy to help however I can.
Please note that if you are using a third-party application, you may need to go directly to the developer of your application for support with setup.