First of all thanks for reply, it is quite a chalange to get some ideas on this issue. So far I can see that only select nodes are used in export refinements and it is not stand alone nodes. It is connected with up & down nodes. So, I need to find a way for my users to recreate MO campaigns with refinements to get the same expected output / export file. I am now considering to replace red part to the green part (see attachement. Don't pay attention to these counts, it just an example from two different campaigns) and then use this select node in export refinement. In this way campaign is valid, but I am not 100% sure that I will get same results then optimization is executed. Maybe you have some other ideas?
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