def METHOD_NAME(self, event_data):
    """
    Tag: salt/key
    Data:
    {'_stamp': '2014-05-20T22:45:04.345583',
     'act': 'delete',
     'id': 'compute.home',
     'result': True}
    """
    tag = event_data["tag"]
    event_info = event_data["data"]
    if event_info["act"] == "delete":
        self.minions.pop(event_info["id"], None)
    elif event_info["act"] == "accept":
        self.minions.setdefault(event_info["id"], {})
    self.publish_minions()