This activity allows to get a single MailAccount given its Id or ExternalId.
The orchestrator object represents the connection to a DocsMarshal installation.
The ExternalID of the mail account to get. If MailAccountId and MailAccountExternalId are filled in at the same time, MailAccountExternalId will be ignored.
The ID of the mail account to get. If MailAccountId and MailAccountExternalId are filled in at the same time, MailAccountExternalId will be ignored.