These are some common situations where you can use a Vibes API or Callback.
- When someone Subscribes using Catapult, you can use the Subscription Added Callback.
- When someone updates their preferences and personal data outside of Catapult, you can use the Update a Person API.
Note: If there is custom data you want to store, you need to set up the custom fields ahead of time.
- When someone unsubscribes, you can use the Subscription Removed Callback.