There is a slight difference between the Feeds object that is returned from PARSE_FEEDS and the object returned when using PARSE_INDEX.
The module below (FEED_TO_INDEX_APPEND) accepts a Feed object and an Index object. The Feed object is traversed and appended to the Index.
This can be useful in mixing the use of an index as well as RSS feeds in a single recipe. It could be called in a way similar to:
Here is the conversion module: