<Box bg="black" style.width="100%" style.aspectRatio={data.videoAspectRatio}>
    <Video 
        source.uri={data.videoUrl} 
        style.width="100%"
        style.height={"100%"}
        resizeMode={data.videoResizeMode}
        repeat={true}
        muted={true}
    />
</Box>

{
  "videoUrl": "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/ElephantsDream.mp4",
  "videoAspectRatio": "16/9",
  "videoResizeMode": "cover"
}