PUT endpoint for that specific type of
item and pass along a list of collection IDs.
Add file to collection
To add a file to a collection, call thePUT /files/:id API and pass along a
list of collection IDs.
Add folder to collection
To add a folder to a collection, call thePUT /folders/:id API and pass along
a list of collection IDs.
Add web link to collection
To add a web link to a collection, call thePUT /web_links/:id API and pass
along a list of collection IDs.
