External Profiles
To help connect Nimble AMS with external apps, gateways, and services, the External Profile object represents an external user account in an external app and provides an External ID which you can use to connect a Nimble AMS account to an account in another system.
External Payment Profiles
The payment gateway stores information for your constituent's stored payment method. The External Payment Profile object represents a stored payment method in Nimble AMS and is kept in sync with the payment profile within a payment gateway when constituents and staff make any changes to the stored payment method.