[[[["field30","equal_to","1"]],[["hide_fields","field38,field37"]],"and"],[[["field30","equal_to","1"]],[["show_fields","field40"]],"and"],[[["field40","equal_to","2"]],[["show_fields","field41"]],"and"],[[["field30","equal_to","2"]],[["show_fields","field41"]],"and"]]
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Step 1