NavigationInfo {
  eventIn      SFBool   set_bind
  exposedField MFFloat  avatarSize       [ 0.25, 1.6, 0.75 ]
  exposedField SFBool   headlight        TRUE
  exposedField SFFloat  speed            1.0 
  exposedField MFString type             "WALK" 
  exposedField SFFloat  visibilityLimit  0.0 
  eventOut     SFBool   isBound
}