The Twitter Organic connector requires a Twitter Ads Account to be set up for your @handle. Follow this guide to set it up: 

https://business.twitter.com/en/help/account-setup/ads-account-creation.html

Note that the user is required to have at least Campaign Analyst permission levels for the desired Twitter Ads Account. Read more about access levels, permissions and how to get them on Twitter here.

Did this answer your question?