Setup instructions for user tagging
1. Add an input (Input or Multiline Input)
2. Add an ID Attribute to the input (You need to enable 'Expose the option to add an ID attribute to HTML elements' in Settings>General)
3. Add the element "Mention Tagger" to the page
4. On "Mention Tagger", fill in the field "Input ID" with the ID attribute you gave in step 2
5. On "Mention Tagger", fill in the rest of the fields
6. The list of tagged users/items are available as a state from the "Mention Tagger" element


Setup instructions for tagged user display

1. Add the element "Extractor Mentions" to the page
2. Fill in the fields in "Extractor Mentions" element
3. Add a HTML element to the page
4. Reference the "Output Text" state from the "Extractor Mentions" in the HTML element for display

If you want to trigger an action when a tagged user/item is clicked:
1. Install the plugin "Toolbox"
2. Add the element "Javascript to Bubble" to the page
3. Fill in "mentionClicked" for the field "bubble_fn_suffix"
4. Check "Trigger event" and "Publish value"
5. Select the tagged item data type for "Value type"
6. Add an event in Workflow tab "A Javascript to Bubble event"
7. Add the desired action. Use the state value from Javascripttobubble element