Setup
You will need a OneSignal account. Get yourApp ID and REST API Key by following these instructions. In Courier, navigate to the OneSignal Email Integration page, enter both values, then click “Save.”
Profile Requirements
To deliver a message to a recipient over OneSignal Email, Courier must be provided the recipient’s email address. This value should be included in the recipient profile asemail.
The
oneSignalPlayerID and oneSignalExternalUserId profile fields are used by the OneSignal push provider, not the OneSignal Email provider.