The informal API details helped me head down a decent path to grab some data and hack things together. I’m by no means a developer/coder - but I do like my metrics! I pull the API and segment out details around my overall consumption as well as individual devices. I pull the web-socket for a few seconds and then kill the connection. I really just need a snapshot - wish there was a way to get a single polling of that data than a kill -9 on the script! 
But it does make for some fun graphs:
