}
public void updateSubscriberEmail(String subscriberId, String emailAddress) throws BssException {
SubscriberManagementService subscriberManagement = getSubscriberManagementService();
JsonEntity jsonEntity = subscriberManagement.getSubscriberById(subscriberId);
JsonJavaObject rootObject = jsonEntity.getJsonObject();
JsonJavaObject subscriberObject = rootObject.getAsObject("Subscriber");
JsonJavaObject personObject = subscriberObject.getAsObject("Person");
personObject.putString("EmailAddress", emailAddress);