PROTO Nesting [
      exposedField SFString elementType "NESTING"
      exposedField SFVec3f  position    0 0 0
  
      exposedField SFString href        ""
  
      exposedField SFInt32  startLevel -1
      exposedField SFInt32  endLevel   -1
     
      exposedField SFFloat  width      0
      exposedField SFFloat  height     0
   
      exposedField SFBool   linebreak  FALSE
      
      exposedField SFBool     absolute    FALSE
  
      exposedField MFString justify ["BEGIN"]
     
      exposedField SFFloat  nesting    0
  ] {
  }