def add_child(self, data):
        raise NotImplemented()
sends a request and gets a response from the Plivo REST API
dataset/ETHPy150Open wichert/rest_toolkit/src/rest_toolkit/abc.py/CollectionResource.add_child--crossover with--dataset/ETHPy150Open plivo/plivohelper-python/plivohelper.py/REST.request