resp.StageItem

{
    "stage_id": "string",
    "total_estimate_time": 0,
    "actions": [
        {
            "action_id": "string",
            "action_type": 0,
            "code": 0,
            "estimate_time": 0,
            "start_time": 0,
            "finish_time": 0,
            "progress": {},
            "status": 0,
            "seq": 0,
            "gateway_sn": "string",
            "operated_nickname": 0
        }
    ]
}