def get_ax_attributes(self):
        return [
            ('http://openid.net/schema/contact/internet/email', 'email'),
            ('http://openid.net/schema/contact/phone/business', 'phone'),
            ('http://openid.net/schema/namePerson/first', 'first_name'),
            ('http://openid.net/schema/namePerson/last', 'last_name'),
            ('http://openid.net/schema/namePerson', 'fullname'),
        ]
Return the AX attributes that ActionID responds with, as well as the
dataset/ETHPy150Open omab/python-social-auth/social/backends/ngpvan.py/ActionIDOpenID.get_ax_attributes