#434

backend/app/services/counts_export_projection.rb

@@ -2,7 +2,7 @@ require 'set'
 
 # Export identifiers are stable; UI translations are supplied separately as column labels.
 class CountsExportProjection
-  ROOT_KEYS = { 'resource_id' => 'resource_id', 'version_no' => 'version_no',
+  ROOT_KEYS = { 'event_type' => 'event_type', 'resource_id' => 'resource_id', 'version_no' => 'version_no',
                 'is_latest' => 'is_latest', 'thumbnail' => 'thumbnail_url',
                 'thumbnail_base' => 'thumbnail_base', 'title' => 'title', 'url' => 'url',
                 'tags' => 'tags', 'parents' => 'parents', 'video_ms' => 'video_ms',