How to Convert Excel in .json

[herbert1682]

I have an excel file that has a row of 260920 and columns upto AS. And I need it to convert into a single .JSON file. 

Please see both Capture1 how it should look like vs Capture 2 how I received the file. 

[gawa]

hi @herbert1682 

Please refer to the attached WF how to create JSON by Summarize tool. 

[herbert1682]

Hi how many columns should there be? should I do all the columns in the formula?