PUT api/ContractorScheduleExtensionController/UpdateContractorScheduleExtension/{ContScheduleExt_id}

{
  "ContScheduleExt_id": 1,
  "Project_Code": 2,
  "PD_Project_Name": "sample string 3",
  "PD_Project_Code": "sample string 4",
  "Phase": "sample string 5",
  "Contractor": 6,
  "Contractor_Code": "sample string 7",
  "Contractor_name": "sample string 8",
  "Activity_Job": "sample string 9",
  "Description": "sample string 10",
  "Extension_Duration": "sample string 11",
  "Extension_Start_Date": "2025-12-06T09:50:21.3861118+05:30",
  "Extension_End_Date": "2025-12-06T09:50:21.3861118+05:30",
  "Extension_Cost": 12,
  "Previous_Activity": "sample string 13",
  "Next_Activity": "sample string 14",
  "Status": 15
}

<ContScheduleExtensionModels xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/KHBWebApi.Models">
  <Activity_Job>sample string 9</Activity_Job>
  <ContScheduleExt_id>1</ContScheduleExt_id>
  <Contractor>6</Contractor>
  <Contractor_Code>sample string 7</Contractor_Code>
  <Contractor_name>sample string 8</Contractor_name>
  <Description>sample string 10</Description>
  <Extension_Cost>12</Extension_Cost>
  <Extension_Duration>sample string 11</Extension_Duration>
  <Extension_End_Date>2025-12-06T09:50:21.3861118+05:30</Extension_End_Date>
  <Extension_Start_Date>2025-12-06T09:50:21.3861118+05:30</Extension_Start_Date>
  <Next_Activity>sample string 14</Next_Activity>
  <PD_Project_Code>sample string 4</PD_Project_Code>
  <PD_Project_Name>sample string 3</PD_Project_Name>
  <Phase>sample string 5</Phase>
  <Previous_Activity>sample string 13</Previous_Activity>
  <Project_Code>2</Project_Code>
  <Status>15</Status>
</ContScheduleExtensionModels>

Sample not available.