Sketchy and Pixorize are synced automatically with AnkiHub, you do not need a media folder
Do the following to get them:
Please try resetting your local changes. To do this:
Go to browse in your Anki → at the top click on the ankihub addon tab → press reset all local changes
This will restore everything to what AnkiHub has unless you have specifically protected those fields
First Aid and additional resources are not synced via AnkiHub. Please see this for more info on those fields: Why don't I have all the media in the AnKing Step Deck?