Optional
checkedThe unique ID of the field
Optional
selectedFor radio buttons, whether it is currently selected
The visible label for the field e.g. 'Not Applicable'
The X position of the field on the page. Self-placed fields will have an X value of 0.
The Y position of the field on the page. Self-placed fields will have an X value of 0.
For checkboxes, whether it is currently checked