{
    "id": "nprobe@{exec_env_id}",
    "parameters": [
        {
            "id": "flow-template",
            "value": "%IPV6_SRC_ADDR"
        }
    ],
    "actions": [
    	{
    		"id": "start"
    	}
    ]
}

# replace {exec_env_id} with ID of the exec-env obtained with GET /exec-env.