'Retrieve Softlayer loadbalancer model.'

def _get_balancer_model(self, balancer_id):

    lb_mask = {'virtualServers': {'serviceGroups': {'services': {'ipAddress': '', 'groupReferences': ''}}}}
    lb_res = self.connection.request(lb_service, 'getObject', object_mask=lb_mask, id=balancer_id).object
    return lb_res
