{
  "version":"3.0",
  "drivers":[
    {
      "format":"ps",
      "output_name":"hello_world"
    }
  ]
,
  "page":
  {
    "text":
    {
	  "text_line_1" : "Hello world!",
      "height":"15%"
    },
    "map":
    {
      "height":"85%",
      "coastlines":
      {
      }
    }
  }
}
