What kind of index is redis node information stored in?

[linyong.leng]

Hi，All！
In the topology diagram shown in the attachment, what kind of index is the 
redis node information stored in？Please answer me, thank you!


7: {id: "MTAuMS4xLjQ2OjEwMDA1.0", name: “****:10005", type: "Unknown", isReal: 
false}8: {id: 
"ci1qNmNzeTVkaTh1bHVyZHdudWYucmVkaXMucmRzLmFsaXl1bmNzLmNvbTo2Mzc5.0",…}
id: "ci1qNmNzeTVkaTh1bHVyZHdudWYucmVkaXMucmRzLmFsaXl1bmNzLmNvbTo2Mzc5.0"isReal: 
falsename: “r-****.redis.rds.aliyuncs.com:6379"type: "Redis"