mainLayoutAPL.json

"mainLayout": {
            "parameters": [
                "backgroundImage",
                "title",
                "logo",
                "movies"
            ],
            "item": [
                {
                    "type": "Container",
                    "width": "100%",
                    "height": "100%",
                    "alignItems": "center",
                    "justifyContent": "center",
                    "items": [
                        {
                            "type": "Image",
                            "source": "${backgroundImage}",
                            "scale": "best-fill",
                            "width": "100%",
                            "height": "100%",
                            "position": "absolute"
                        },
                        {
                            "type": "AlexaHeader",
                            "headerTitle": "${title}",
                            "headerAttributionImage": "${logo}"
                        },
                        {
                            "type": "Sequence",
                            "grow": 1,
                            "height": "80vh",
                            "scrollDirection": "vertical",
                            "paddingLeft": "@marginLeft",
                            "paddingRight": "@marginRight",
                            "data": "${movies}",
                            "numbered": true,
                            "items": [
                                {
                                    "type": "moviesListLayout",
                                    "title": "${data.title}",
                                    "releaseDate": "${data.releaseDate}"
                                }
                            ]
                        }
                    ]
                }
            ]
        }