This method is deprecated and was replaced with identifySenderAddress.
Checks if the sender's email address will be used as from-address or replaced (not related to current sender details).
This method may require higher-level permissions than the caller has, based on their identity and roles and permissions. In these cases, you can ensure the method is called with the required level of authorization by using one of the following:
User's provided address from which to send email marketing campaign.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.