/enums/conversion_value_rule_primary_dimension.proto 

--- v24/enums/conversion_value_rule_primary_dimension.proto 2026-09-23 01:11:55.000000000 +0000
+++ v25/enums/conversion_value_rule_primary_dimension.proto 2026-09-23 01:11:59.000000000 +0000
@@ -61,5 +61,8 @@

     // When a query-time itinerary condition is satisfied.
     ITINERARY = 9;
+
+    // When a loyalty membership condition is satisfied.
+    LOYALTY_MEMBERSHIP = 10;
   }
 }