public IActionResult PupulateChart([FromBody] ChartModel dates) { List <BpiModel> data = new List <BpiModel>(); try { string startDate = dates.StartDate; string endDate = dates.EndDate; //method called from repository class to retrieve external data. data = _chartRepo.GetDataChart(startDate, endDate); return(Json(data)); } catch (Exception ex) { return(Json(data)); } }