Tagging an Order Based on UTM Source

[robkaufman]

I am looking for any insight on how to create a flow to tag an order based on utm_source. I had set this up below, but do not think it is correct.

[Kalen_Jordan]

I think you want to look at customerJourneySummary lasVisit or firstVisit:

 

[robkaufman]

Thank you Kalen, I will try this out!