public virtual void StartReplicationSyncWithFacebookLogin(string accessToken, string email) { Authenticator facebookAuthenticator = AuthenticatorFactory.CreateFacebookAuthenticator (accessToken); Replication[] replications = CreateReplications(); Replication pullRep = replications[0]; Replication pushRep = replications[1]; pullRep.SetAuthenticator(facebookAuthenticator); pushRep.SetAuthenticator(facebookAuthenticator); pullRep.Start(); pushRep.Start(); Log.V(Tag, "Start Replication Sync ..."); }