Return the decoded result buffers for particular job_id.

        :param job_id: Unique identifier for the job in question
        :return: Decoded buffers or throw an error

def _get_buffers(self, job_id: str) -> Dict[str, np.ndarray]:
        """
        Return the decoded result buffers for particular job_id.

        :param job_id: Unique identifier for the job in question
        :return: Decoded buffers or throw an error
        """
        buffers = self.client.call('get_buffers', job_id, wait=True)
        return {k: decode_buffer(v) for k, v in buffers.items()}