OBJECT
type TrackMetadataArtworkInfo {artworkUrl_740x740: String artworkUrl_370x370: String artworkUrl_320x320: String artworkUrl_315x315: String artworkUrl_200x200: String artworkUrl_136x136: String artworkUrl_88x88: String artworkUrl_86x86: String artworkUrl_70x70: String artworkUrl_59x59: String artworkUrl_45x45: String artworkUrl_30x30: String }