Edit item

Action: 
net.lp.collectionista.action.EDIT_ITEM

Edit an item specifically. An item from a collection.

Originally for Collectionista, but every collection manager can use these.

Comments

What is the difference to EDIT?

I don't see the difference to EDIT. Usually, you specify what kind of object you want to edit through a URI not through the action name.
I would encourage to use the existing EDIT action instead.