/services/content_creator_insights_service.proto

--- v22/services/content_creator_insights_service.proto 2026-01-23 15:36:24.000000000 +0000
+++ v23/services/content_creator_insights_service.proto 2026-01-23 15:36:33.000000000 +0000
@@ -325,11 +325,19 @@
       channel_attributes = 5;

   // The top 10 videos for the channel.
-  repeated google.ads.googleads.v22.common.AudienceInsightsAttributeMetadata
+  repeated google.ads.googleads.v23.common.AudienceInsightsAttributeMetadata
       top_videos = 8;

+  // The languages associated with the content made by a channel.
+  repeated LanguageDistribution language_distributions = 15;
+
   // Metadata string associated with the type of channel.
   string channel_type = 6;
+
+  // The relevance score of the channel to the topic being searched for weighted
+  // by views. The value is between 0 and 1, with 1 being the most relevant.
+  // Only populated for trends using search_topics.
+  double relevance_score = 16;
 }

 // A collection of audience attributes that describe an audience of viewers.
@@ -382,4 +390,21 @@
   // has searched or viewed this trend. This is only populated for
   // SearchAudience requests.
   double audience_share = 2;
+
+  // The percentage of the change in the trend's value over the comparison
+  // period, where 1.0 represents 100%. If this is not set, it means that the
+  // trend is emerging.
+  double trend_change_percent = 3;
+}
+
+// Languages that pertain to a YouTube channel based on the channel content.
+// Only languages above a certain proportion threshold are included.
+message LanguageDistribution {
+  // [Language
+  // code](https://developers.google.com/google-ads/api/reference/data/codes-formats#languages)
+  // of the language for the YouTube channel.
+  string language_code = 1;
+
+  // The proportion (between 0 and 1)  of the channel's videos in the language.
+  double proportion = 2;
 }