apiCallsMadechanges over time)
Purchase made. You'll usually have at least one Success Metric that uses events since they are the primary way to signal that a specific feature has been used by a user.
Total purchases madetrait that tracks the total number of purchases ever made by a user in your product. In that case, you can use those stats to calculate metrics like the total and/or average number of purchases ever made for all users at each customer.
Total Videos Uploadedtrait to your customers. You could simply define a Success Metric that tracks the value of that trait as it changes. This way, you can easily see how that value trends over time for each account in Vitally.