> **应用场景**: >厂商先在后台操作下发收费系统升级通知,然后泊链通过这个接口下发消息给SDK 入口:厂商后台,“车场管理--车场售后”--“收费系统通知” 内容格式 application/json 字段信息: | 名称 | 说明 |类型 |示例 |是否必传字段 | --- | --- | --- | --- | --- | |service_name|接口名称|String|update_park_soft|是 park_id|车场编号|String|20003|是 local_id|出口通道:字母、数字和下划线组成|String|A1|是 union_id|厂商编号|String|300022|是 update_content|升级信息|String| |是 request_no|请求序号|String|upload_park_log15781293129381|是 示例: {"local\_id":"d09466f19cfe\_2020\_channels\_A1\_A2","service\_name":"update\_park\_soft","request\_no":"update\_park\_soft1565334385054","union\_id":200265,"park\_id":"28888","update\_content":"1231241241241412"} 返回消息: |名称|说明|类型|示例|是否必传字段| | --- | --- | --- | --- | ---| service_name|接口名称|String|update_park_soft|是 data_target|上传位置|String|bolink|是 state|状态|number|0失败1成功|是 errmsg|方法返回描述|String| |否 request_no|请求序号 取下发的request_no|String|upload_park_log1567218317283|是 示例: {"data\_target":"bolink","state":1,"service\_name":"update\_park\_soft","errmsg":"下发收费系统升级通知成功!","request\_no":"update\_park\_soft1565334385054"}