uid the asset unique identifier
url url of the files API endpoint
asset url of the files associated asset API endpoint
user the user account of the owner of the asset
user__username when the asset was created
file_type files type either form_media or map_layer
description files description
date_created date when the files were created
content url to download the files
hashmd5 hash of the files
filename names of the files
mimetype mime type of the files