In this tutorial i will suggest you to scrap feeds with Standard way.
If your requirement is to update feeds often of same users then this endpoint will help your to it quickly.
This also help us as this way one API call will be reduced.
When you first time crawl any profile, You have to store secUid in your database
This will also helps you if any user change their username
Use Feeds by secUid API to scrap feeds. You have to retrive secUid from your database.