{ "someProperty":"someValue",
  "nodes":[
{ "key":"Root", "color":"#A570AD" },
{ "key":"Left1", "parent":"Root", "dir":"left", "color":"#91ADDD" },
{ "key":"leaf1", "parent":"Left1" },
{ "key":"leaf2", "parent":"Left1" },
{ "key":"Left2", "parent":"Left1", "color":"#91ADDD" },
{ "key":"leaf3", "parent":"Left2" },
{ "key":"leaf4", "parent":"Left2" },
{ "key":"Right1", "parent":"Root", "dir":"right", "color":"#FEA200" },
{ "key":"Right2", "parent":"Right1", "color":"#FEA200" },
{ "key":"leaf5", "parent":"Right2" },
{ "key":"leaf6", "parent":"Right2" },
{ "key":"leaf7", "parent":"Right2" },
{ "key":"leaf8", "parent":"Right1" },
{ "key":"leaf9", "parent":"Right1" }
    ],
  "someOtherProperty":123 }