flask_gojs_dynamic_tree

Using GoJS : https://gojs.net/latest/index.html

Using flask

get JSON data from Node.js

Created Asynchronously updating nodes' data by Ajax
using data from json packet sent by Node.js application

which is like
{"beacon_format":"iBeacon","uuid":"00050001-0000-1000-8000-00805F9B0131","major":2,"minor":34669,"time":"2018-07-30 18:24:04","timestamp":1532975044426,"temp":27.97,"hum":59.92,"rssi":-67,"byte_data":null}
in http://165.132.105.119:3000/new_data