{
  "name": "Basic App",
  "installs_allowed_from": ["*"],
  "activities": {
    "without_href": {
      "returnValue": true
    },
    "valid_href": {
      "returnvalue": true,
      "href": "/foo.html"
    }
  },
  "messages": [
    { "valid_message_href": "/bar.html" }
  ]
}