How to edit local.json and default.json for s3 aws configure

sdPlease describe your suggestion as detailed as possible. You can also draw a scheme or attach images and videofile to the post (or to place them to external storage).

Hello,
Here is the guide on how to connect AWS3 to Docs as cache, please refer to it: Connecting Amazon S3 bucket as a cache to ONLYOFFICE Docs - ONLYOFFICE
There is a section with the needed configuration of local.json