Update an existing recipient
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
2^[A-Z]{4}[A-Z]{2}[A-Z0-9]{2}([A-Z0-9]{3})?$business, personal ^[A-Z]{4}[A-Z]{2}[A-Z0-9]{2}([A-Z0-9]{3})?$Recipient updated successfully