code: def start(self, hash, name=None, service='facebook'):
          
  
          params = {'hash': hash}
  
          if name:
              params['name'] = name
  
          return self.request.post(service + '/start', params)
docs: Start a recording for the provided hash
  
              :param hash: The hash to start recording with
              :type hash: str
              :param name: The name of the recording
              :type name: str
              :param service: The service for this API call (facebook, etc)
              :type service: str
              :return: dict of REST API output with headers attached
              :rtype: :class:`~datasift.request.DictResponse`
              :raises: :class:`~datasift.exceptions.DataSiftApiException`,
                  :class:`requests.exceptions.HTTPError`