Lua Script in data to server section

Good day,

Yeah, in fact it had the wrong quotes. I fix them but it still does not work. Here is the screenshot of the new code (I put it on visual studio code so we can validate the quotes):

In this case, I am still getting the “0” value on my MQTT Broker as you can see in the following screenshot.

In case you need the following information: if I use the default JSON format, this is what I get on the MQTT Broker:

Fixing it in visual studio code:

Please look into the issue and provide additional possible solutions or recommendations.