/services/recommendedation_service.proto

--- v13/services/recommendation_service.proto   2023-06-07 19:38:57.000000000 +0000
+++ v14/services/recommendation_service.proto   2023-06-07 19:39:02.000000000 +0000
@@ -209,6 +209,18 @@
         [(google.api.field_behavior) = REQUIRED];
   }

+  // Parameters to use when applying raise Target CPA recommendations.
+  message RaiseTargetCpaParameters {
+    // Required. Target to set CPA multiplier to. This is a required field.
+    double target_cpa_multiplier = 1 [(google.api.field_behavior) = REQUIRED];
+  }
+
+  // Parameters to use when applying lower Target ROAS recommendations.
+  message LowerTargetRoasParameters {
+    // Required. Target to set ROAS multiplier to. This is a required field.
+    double target_roas_multiplier = 1 [(google.api.field_behavior) = REQUIRED];
+  }
+
   // Common parameters used when applying ad asset recommendations.
   message AdAssetApplyParameters {
     // Scope to apply the assets to.
@@ -355,6 +367,12 @@

     // Parameters to use when applying sitelink asset recommendation.
     SitelinkAssetParameters sitelink_asset = 19;
+
+    // Parameters to use when applying raise Target CPA recommendation.
+    RaiseTargetCpaParameters raise_target_cpa = 20;
+
+    // Parameters to use when applying lower Target ROAS recommendation.
+    LowerTargetRoasParameters lower_target_roas = 21;
   }
 }