public async Task Unfriend(string userid) { var c_userid = Context.User.FindFirst(ClaimTypes.NameIdentifier).Value; if (repo.Disconnect(c_userid, userid)) { await Clients.Users(c_userid, userid).SendAsync("Unfriend", "success", userid, c_userid); } else { await Clients.Users(c_userid, userid).SendAsync("Unfriend", "failed", userid, c_userid); } }