example.json

{
  "widget": {
    "icon": "smile",
    "text": "noobie",
    "mouse_actions": {
      "on_scroll_up": "echo 'scroll up'",
      "on_scroll_down": "echo 'scroll down'",
      "on_right_click": "echo 'right click'"
    }
  },
  "menu": {
    "items": [
      {
        "icon": "https://avatars.githubusercontent.com/u/9363150?v=4",
        "icon_size": 40,
        "title": "Say hi!",
        "onclick": "notify-send 'hi!'"
      },
      {
        "icon": "terminal",
        "title": "Execute some script",
        "onclick": "/tmp/somescript.sh"
      },
      {
        "type": "header",
        "title": "Header"
      },
      {
        "icon": "slack",
        "title": "OpenSlack",
        "onclick": "xdg-open https://slack.com"
      },
      {
        "type" : "separator"
      },
      {
        "title": "Menu item with no icon and no action"
      }
    ]
  }
}