NodeShuffler/doc/src/graph.json

{
   "layers":[
      [
         {
            "width":10,
            "height":10
         },
         {
            "name":"n1",
            "width":10,
            "height":10,
            "layers":[
               [
                  {
                     "name":"n2",
                     "width":10,
                     "height":10
                  }
               ]
            ]
         }
      ],
      [
         {
            "name":"n2"
         }
      ]
   ],
   "edges":[
      {
         "source":"n1",
         "target":"n2"
      }
   ],
   "name":"n0"
}