Asset
constructor(id: String, type: String? = null, uri: String? = null, uris: List<AssetUri>? = null, mediaType: String? = null, duration: Double? = null, vendor: String? = null, vendorParameters: Map<String, Any?>? = null, assetParameters: Map<String, String>? = null, companion: Asset? = null, interaction: Interaction? = null)