You can read how to set that up on ManyChat's help documentation (under "Triggering a Zap Event") here: https://blog.manychat.com/how-to-use-manychat-and-zapier/
The above will not trigger ManyChat's "New Tagged User" Zaps. The ManyChat team has provided a workaround for applying Tags across many accounts that will still trigger these Zaps!
- Add a Tag to all of the users who you intend to trigger your Zap with. This won't trigger the Zap, but we're going to use the tag to send a Broadcast later.
- Create and publish a new Flow that consists of one Action Step which removes the preliminary Tag and adds the intended Tag:
- In the "Broadcasting" tab, you can create a Broadcast from a Flow. Do so with our latest Flow, setting the Targeting to be based on the preliminary Tag we applied in step 1:
After sending the Broadcast, the preliminary Tag will be removed, the new Tag will be added, and your Zap will trigger for each affected Subscriber: