@class NSString, FTServerEndpointFeatures;
@interface FTMutableSpeechTranslationServerEndpointFeatures : FTSpeechTranslationServerEndpointFeatures
@property (copy, nonatomic) NSString *conversation_id;
@property (copy, nonatomic) NSString *request_id;
@property (copy, nonatomic) NSString *source_locale;
@property (copy, nonatomic) FTServerEndpointFeatures *server_endpoint_features;
- (id)init;
- (id)copyWithZone:(struct _NSZone { } *)a0;
@end