{
  "id" : "test-model",
  "type" : "ClutterListModel",
  "columns" : [
    [ "text-column", "gchararray" ],
    [ "int-column", "gint" ],
    [ "actor-column", "ClutterRectangle" ]
  ],
  "rows" : [
    [ "text-row-1", 1, null ],
    [ "text-row-2", 2, { "type" : "ClutterRectangle", "color" : "blue" } ],
    {
      "int-column" : 3,
      "actor-column" : { "type" : "ClutterRectangle", "name" : "actor-row-3" }
    }
  ]
}