#import @class MTContext; @class MTDatacenterAuthMessageService; @class MTDatacenterAuthKey; @protocol MTDatacenterAuthMessageServiceDelegate - (void)authMessageServiceCompletedWithAuthKey:(MTDatacenterAuthKey *)authKey timestamp:(int64_t)timestamp; @end @interface MTDatacenterAuthMessageService : NSObject @property (nonatomic, weak) id delegate; - (instancetype)initWithContext:(MTContext *)context tempAuth:(bool)tempAuth; @end