I wanted something simple and found this one: https://enelogic.com/nl/diensten/slimme ... t-uitlezen

It does what it says and it reads out the data, i recently got a mail to use some sort of api to read out the data since its send to their side. Sure we all like to keep the data "inside" but perhaps i can read it from inside in the future, its from what i call a sort of startup company like a daughter company from a bigger name.
Overal information looks like: So not too bad..