pub trait RtcProxyInterface: Send + Sync {
type PersistentDisableResponseFut: Future<Output = Result<RtcPersistentDisableResult, Error>> + Send;
type PersistentEnableResponseFut: Future<Output = Result<RtcPersistentEnableResult, Error>> + Send;
// Required methods
fn persistent_disable(&self) -> Self::PersistentDisableResponseFut;
fn persistent_enable(&self) -> Self::PersistentEnableResponseFut;
}