This activator is linked consuming the defined item (and works only with items that could be consume - pork, potion bottles, etc.)

To create activator you must type command:

/react add ITEM_CLICK <ActivatorId><Item>

Temporary placeholders provided by this activator

%item%Text representation of item that was in player hands, that could be use to "create" another items using actions ITEM_GIVE, ITEM_DROP, etc.
%item-str%Description of item, that will composed from item's name, data and amount.

Video tutorial

Video tutorial