/resources/asset_set.proto 

--- v23/resources/asset_set.proto   2026-04-17 05:00:51.000000000 +0000
+++ v24/resources/asset_set.proto   2026-04-17 05:00:57.000000000 +0000
@@ -60,6 +61,36 @@
         [(google.api.field_behavior) = OUTPUT_ONLY];
   }

+  // Travel Feed data. Read-only
+  message TravelFeedData {
+    // Output only. Id representing a subset of the travel feed.
+    int64 subset_id = 3 [(google.api.field_behavior) = OUTPUT_ONLY];
+
+    // Output only. Indicates the vertical type of the travel feed.
+    google.ads.googleads.v24.enums.VerticalAdsItemVerticalTypeEnum
+        .VerticalAdsItemVerticalType travel_feed_vertical_type = 6
+        [(google.api.field_behavior) = OUTPUT_ONLY];
+
+    // Specifies the linked account ID required for different travel vertical
+    // feeds. Use the Hotel Center account ID for Hotel and Vacation Rental
+    // feeds, the Merchant Center ID for Things to Do feeds, and the Partner
+    // Center ID for all other travel vertical feeds.
+    oneof travel_feed_id {
+      // Output only. The Hotel Center account ID used for a Hotel or Vacation
+      // Rental feed.
+      int64 hotel_center_account_id = 1
+          [(google.api.field_behavior) = OUTPUT_ONLY];
+
+      // Output only. The Merchant Center account ID used for a Things to Do
+      // feed.
+      int64 merchant_center_id = 2 [(google.api.field_behavior) = OUTPUT_ONLY];
+
+      // Output only. The Partner Center ID used for a travel vertical feed,
+      // except for Hotel, Vacation Rental, and Things to Do feeds.
+      int64 partner_center_id = 5 [(google.api.field_behavior) = OUTPUT_ONLY];
+    }
+  }
+
   // Output only. The ID of the asset set.
   int64 id = 6 [(google.api.field_behavior) = OUTPUT_ONLY];

@@ -103,6 +134,10 @@
   HotelPropertyData hotel_property_data = 11
       [(google.api.field_behavior) = OUTPUT_ONLY];

+  // Output only. Travel Feed data. Read-only
+  TravelFeedData travel_feed_data = 12
+      [(google.api.field_behavior) = OUTPUT_ONLY];
+
   // Asset set data specific to each asset set type. Not all types have specific
   // data.
   oneof asset_set_source {