def update_object(self, uid, token, obj_id, content):
        database = self.client[uid]
        database.authenticate(uid, token)
        collection = database['data_objects']
        collection.update({'_id': bson.ObjectId(obj_id)},
                          {"$set": {'value': content}}, upsert=False)
Add a object for a user.
dataset/ETHPy150Open tmetsch/suricate/suricate/data/object_store.py/MongoStore.update_object