Updated config which added feeds_item, total_fee etc to hidden fields lists for displays

config/core.entity_view_display.node.article.rss.yml

@@ -6,6 +6,7 @@ dependencies:
     - core.entity_view_mode.node.rss
     - field.field.node.article.body
     - field.field.node.article.comment
+    - field.field.node.article.feeds_item
     - field.field.node.article.field_image
     - field.field.node.article.field_tags
     - node.type.article
@@ -24,6 +25,7 @@ content:
 hidden:
   body: true
   comment: true
+  feeds_item: true
   field_image: true
   field_tags: true
   search_api_excerpt: true