public struct SupportedFeatures : Codable, Equatable
Additional service features that are supported with the voice.
true, the voice can be customized; if
false, the voice cannot be customized. (Same as
public var customPronunciation: Bool
true, the voice can be transformed by using the SSML <voice-transformation> element; if
false, the voice cannot be transformed. The feature was available only for the now-deprecated standard voices. You cannot use the feature with neural voices.
public var voiceTransformation: Bool