docs/receiving.md in table_sync-4.0.0 vs docs/receiving.md in table_sync-4.1.0

@@ -20,11 +20,11 @@
   end
 
   receive "User", to_table: :clients, events: %i[update destroy] do
     mapping_overrides email: :project_user_email, id: :project_user_id
 
-    only :project_user_email, :project_user_id
+    only :project_user_email, :project_user_id, :project_id
     target_keys :project_id, :project_user_id
     rest_key :project_user_rest
     version_key :project_user_version
 
     additional_data do |project_id:|
@@ -35,10 +35,10 @@
       { created_at: Time.current }
     end
   end
 
   receive "User", to_model: CustomModel.new(:users) do
-    rest_key nil
+    rest_key false
   end
 end
 ```
 
 ### Handler class (`Rabbit::Handler::MainProject::TableSync`)