From Hentschel
/* Local API */
* some info: https://thecomputerperson.wordpress.com/2016/08/03/enphase-envoy-s-data-scraping/
* Smarttings Plugin https://community.smartthings.com/t/release-enphase-envoy-local-access/37544
=== Links ===
* all: http://192.168.1.109/api/v1/production
* individual panels http://192.168.1.109/api/v1/production/inverters