[HttpPost]
public ActionResult AddApprovalStage(string Levels, string PlantCode)
{
try
{
var levelsList = JsonConvert.DeserializeObject<List>(Levels);

    if (levelsList != null && levelsList.Count > 0)
    {
        foreach (var level in levelsList)
        {
            PR_ApprovalMatrix approvalStage = new PR_ApprovalMatrix
            {
                ID_HoerbigerCompany = Guid.Parse("1BA37677-45C5-469F-859E-A0AE11AAF9AD"),
                ApprovalLevel = level.Level,
                MinPrice = level.MinValue,
                MaxPrice = level.MaxValue,
                RequiredApporval = level.RequiredApproval,
                ID_ASPNetRole = level.RoleId,
                ID_Approval = level.ApproverId
            };

            DB.PR_ApprovalMatrix.Add(approvalStage);
        }
        DB.SaveChanges();
        return Json(new { success = true });
    }
    else
    {
        return Json(new { success = false, message = "No levels to save." });
    }
}
catch (Exception ex)
{
    return Json(new { success = false, message = ex.Message });
}

}

ID ID_HoerbigerCompany Level Min.Price Max.Price RequiredApporval Role ID_Approver
1 1BA37677-45C5-469F-859E-A0AE11AAF9AD 1 0 1000 No –
2 1BA37677-45C5-469F-859E-A0AE11AAF9AD 2 “1001
(greater or equal)” “5000
(less or equal)” Yes “Manager
(CostCenter)”
3 1BA37677-45C5-469F-859E-A0AE11AAF9AD 3 “5001
(greater or equal)” “10000
(less or equal)” Yes Controller 1
4 1BA37677-45C5-469F-859E-A0AE11AAF9AD 4 “10001
(greater)” MAX Yes MD 2