overlay-transition.json

{
    "timeline": {
        "soundtrack": {
            "src": "https://shotstack-assets.s3-ap-southeast-2.amazonaws.com/music/unminus/lit.mp3",
            "effect": "fadeOut"
        },
        "background": "#000000",
        "tracks": [
            {
                "clips": [
                    {
                        "asset": {
                            "type": "title",
                            "text": "Shotstack Overlays",
                            "style": "future",
                            "size": "x-small",
                            "position": "bottomLeft"
                        },
                        "start": 1,
                        "length": 5,
                        "transition": {
                            "in": "fade",
                            "out": "fade"
                        }
                    }
                ]
            },
            {
                "clips": [
                    {
                        "asset": {
                            "type": "video",
                            "src": "https://shotstack-assets.s3-ap-southeast-2.amazonaws.com/overlays/shapes-transition.mov"
                        },
                        "start": 5.5,
                        "length": 2.68
                    }
                ]
            },
            {
                "clips": [
                	{
                        "asset": {
                            "type": "video",
                            "src": "https://shotstack-assets.s3-ap-southeast-2.amazonaws.com/footage/hot-air-balloons-1.mp4"
                        },
                        "start": 0,
                        "length": 7,
                        "transition": {
                            "in": "fade"
                        }
                    },
                    {
                        "asset": {
                            "type": "video",
                            "src": "https://shotstack-assets.s3-ap-southeast-2.amazonaws.com/footage/hot-air-balloons-2.mp4"
                        },
                        "start": 7,
                        "length": 5,
                        "transition": {
                            "out": "fade"
                        }
                    }
                ]
            }
        ]
    },
    "output": {
        "format": "mp4",
        "resolution": "sd"
    }
}