curl --request PUT \
  --url https://api.example.com/api/ChangeRequests/StartDate/{changeRequestId} \
  --header 'Content-Type: application/json' \
  --data '
{
  "rateId": 123,
  "startDate": "2023-11-07T05:31:56Z",
  "endDate": "2023-11-07T05:31:56Z",
  "notes": "<string>"
}
'