public JsonResult Balance(DateTime start, DateTime end) { string userId = _userManager.GetUserId(User); decimal expenses = _homeBusiness.LstTransactions(1, start, end, userId).Sum(x => x.Value); decimal deposits = _homeBusiness.LstTransactions(2, start, end, userId).Sum(x => x.Value); Balance balance = new Balance(deposits, expenses); return(Json(data: balance)); }