in src/check_job/index.py [0:0]
def handler(event, _):
    """
    Lambda handler
    """
    try:
        response = SSM.get_command_invocation(
            CommandId=event['CommandId'],
            InstanceId=event['ec2start']['instance_id']
        )
        return STATUS_MAP[str(response['Status'])], response
    except Exception:
        return 'success', 'null'