pub trait PrivacyProxyInterface: Send + Sync {
type WatchResponseFut: Future<Output = Result<PrivacySettings, Error>> + Send;
type SetResponseFut: Future<Output = Result<PrivacySetResult, Error>> + Send;
// Required methods
fn watch(&self) -> Self::WatchResponseFut;
fn set(&self, settings: &PrivacySettings) -> Self::SetResponseFut;
}