{
    "speech": "Hello",
    "contextOut": [
        {
            "name": "_actions_on_google_",
            "lifespan": 100,
            "parameters": {}
        }
    ],
    "data": {
        "google": {
            "expectUserResponse": true,
            "richResponse": {
                "items": [
                    {
                        "simpleResponse": {
                            "textToSpeech": "Hello"
                        }
                    }
                ],
                "suggestions": []
            },
            "systemIntent": {
                "intent": "actions.intent.OPTION",
                "data": {
                    "@type": "type.googleapis.com/google.actions.v2.OptionValueSpec",
                    "carouselSelect": {
                        "items": [
                            {
                                "title": "Foo",
                                "image": {
                                    "url": "http://example.com/foo.jpg",
                                    "accessibilityText": "Foo title"
                                },
                                "optionInfo": {
                                    "key": "foo-key",
                                    "synonyms": [
                                        "foo-alt-1",
                                        "foo-alt-2"
                                    ]
                                }
                            },
                            {
                                "title": "Bar",
                                "image": {
                                    "url": "http://example.com/bar.jpg",
                                    "accessibilityText": "Bar title"
                                },
                                "optionInfo": {
                                    "key": "bar-key",
                                    "synonyms": [
                                        "bar-alt-1",
                                        "bar-alt-2"
                                    ]
                                }
                            }
                        ]
                    }
                }
            }
        }
    }
}