lib/pleroma/web/activity_pub/transmogrifier.ex

@@ -950,8 +950,7 @@ defp build_emoji_tag({name, url}) do
       "icon" => %{"url" => "#{URI.encode(url)}", "type" => "Image"},
       "name" => ":" <> name <> ":",
       "type" => "Emoji",
-      "updated" => "1970-01-01T00:00:00Z",
-      "id" => nil
+      "updated" => "1970-01-01T00:00:00Z"
     }
   end
 

test/pleroma/web/activity_pub/transmogrifier/note_handling_test.exs

@@ -698,7 +698,6 @@ test "take_emoji_tags/1" do
     assert Transmogrifier.take_emoji_tags(user) == [
              %{
                "icon" => %{"type" => "Image", "url" => "https://example.org/firefox.png"},
-               "id" => nil,
                "name" => ":firefox:",
                "type" => "Emoji",
                "updated" => "1970-01-01T00:00:00Z"

test/pleroma/web/activity_pub/views/user_view_test.exs

@@ -47,7 +47,6 @@ test "Renders with emoji tags" do
              "tag" => [
                %{
                  "icon" => %{"type" => "Image", "url" => "/test"},
-                 "id" => nil,
                  "name" => ":bib:",
                  "type" => "Emoji",
                  "updated" => "1970-01-01T00:00:00Z"