@abstractmethod
    def nextValidId(self, orderId):
Adds a role for a group on a domain or project .
dataset/ETHPy150Open CarterBain/Medici/ib/ext/EWrapper.py/EWrapper.nextValidId--crossover with--dataset/ETHPy150Open Havate/havate-openstack/proto-build/gui/horizon/Horizon_GUI/openstack_dashboard/api/keystone.py/add_group_role