Follow the step "Register Your Application" at
https://developer.mailchimp.com/documentation/mailchimp/guides/how-to-use-oauth2/ to get the client ID and client secret.
When registering the OAuth application, provide the Redirect URI based on which TIBCO Cloud region you are using:
- For the United States region:
https://integration.cloud. tibco.com/wistudio/connectiondetails
- For Europe region:
https://eu.integration.cloud. tibco.com/wistudio/connectiondetails
- For Australia region:
https://au.integration.cloud. tibco.com/wistudio/connectiondetails