Video Source
Video Source is provided either using the videoId parameter for videos registered with SX SDKs, or as the combination of the videoURL and type parameter for videos hosted on external sources.
videoId: "kyx7dsx12sp1agxpg"
or
videoURL: "https://commondatastorage.googleapis.com/gtv-videos-bucket/sample/ForBiggerJoyrides.mp4",
type: "video/mp4"