Handle an AgentJobStarted message. Send the data back to the client

async def handle_agent_job_started(self, agent_addr, message: AgentJobStarted):
        """Handle an AgentJobStarted message. Send the data back to the client"""
        self._logger.debug("Job %s %s started on agent %s", message.job_id[0], message.job_id[1], agent_addr)
        await ZMQUtils.send_with_addr(self._client_socket, message.job_id[0], BackendJobStarted(message.job_id[1]))