Hi @Shreya,
I assume that since your Purchase ID control is working on the same sheet, you checked to confirm that the Event Type control is assigned to each visual on the sheet as well?
Were you able to spot any differences for your control that’s working from the one that isn’t in the JSON? I’d be interested to see how you have each of them setup to compare.
Additionally, I’ll include a post below that discusses the analysis template as an alternate way to explore: