Based on https://github.com/daromer2/SmartHome thanks for the works.
https://diytechandrepairs.nu/esp8266-to-monitor-electricity-with-sdm-devices-and-send-to-mqtt/
I used: arduino-1.8.13-windows for the compile and upload to Wemos D1 mini
In arduino IDE i used following board manager:
-ESP8266 2.7.4
In arduino IDE i installed the follow librarys via Sketch-->Include Library-->Manage libraries:
-ArduinoJson version 5.13.5 by Benoit Blanchon
-WiFiManager version 0.15.0 by tzapu,tablatronix
-The ZIP files inside this Github where the ones i used and installed via Sketch-->Include Library-->Include .ZIP library.
This compile has been uploaded and seems to be working fine, but i havent connected my meter yet(13-11-2020 10:14 AM)