def user_package_permissions(self, username):
        raise NotImplementedError
We want to return a JSON file with the support positions for a particular measure's campaign
dataset/ETHPy150Open mathcamp/pypicloud/pypicloud/access/base.py/IAccessBackend.user_package_permissions--crossover with--dataset/ETHPy150Open wevoteeducation/WeVoteBase/position/views.py/positions_related_to_measure_campaign_support_view