// POST api/values
 public void Post([FromBody] Data value)
 {
     Models.LeaveApproval  leaveapprovalrequest = value.gettingleaveapproval;
     Helpers.LeaveApproval leaveapproval        = new Helpers.LeaveApproval();
     leaveapproval.LeaveRequestSubmission(leaveapprovalrequest);
 }