tableFromJSON function

[erol.basak&enautomation.com]

Hello,
I want to read data from mqtt device. I want to use the tableFromJSON function. But I am getting this error message. Can you support?

Error evaluating expression 'tableFromJSON(
cell(
cell({env/value},'message'),
'textMessage')
)':Error resolving reference
'env/value':Environment variable not found:value

thx

json data is :
I need to read just Score value from json. I can see the json string in the "Monitor Related Events" in TextMessage.

{"result":1,"ErrMsg":"OK","returnObject":"[{\"Score\":0.9719595,\"SubjectId\":\"cf459523-8186-4cc5-8712-18f7ff74f5d5\",\"SubjectPhotoId\":\"98d0014a-7db5-4b0f-be0c-3d98465ab58f\",\"PersonId\":0}]","SubjectId":"cf459523-8186-4cc5-8712-18f7ff74f5d5","Score":0.9719595,"Name":"EROL","LastName":"BASAK"}

[moskons&gmail.com]

Hi.
On this issue, I would recommend ordering a professional service in Tibbo Systems.