event.tags.conversation['whatsapp:userPhone'] is correct, however from the snippets your shared its hard to tell that is wrong. Note the "P" in userPhone is capital. However that does not change anything for the variable value Not Set status
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gray-activity-74012
07/10/2024, 5:07 PM
What could you share to analyze what is wrong?
gray-activity-74012
07/10/2024, 5:09 PM
I did it following the logic of the webhook that sent to make al with these 2 variables