Root: name=, type=Root

name=users, type=Element
  name=user, type=Element
  Attribute: role=admin
   name=username, type=Element, value=jsmith
   name=password, type=Element, value=john
  name=user, type=Element
  Attribute: role=operator
   name=username, type=Element, value=tcruise
   name=password, type=Element, value=tom