[self.navigationController popViewControllerAnimated:YES];

UIStoryboard *mystoryboard = [UIStoryboard storyboardWithName:@"Main" bundle:nil];
 PFProfileInfoVC *viewcontroller = [mystoryboard instantiateViewControllerWithIdentifier:@"SBID_ProfileVC"];
 viewcontroller.strAuthorID = [userInfo objectForKey:@"aps"][@"targetId"];
 [self.window.rootViewController presentViewController:viewcontroller animated:YES completion:nil];