curl --request POST \
  --url https://api.example.com/Segment/dx/api/application/v2/objects \
  --header 'Content-Type: application/json' \
  --data '
{
  "objectTypeID": "SegmentCase",
  "content": {
    "Name": "Test segment",
    "Description": "Test segment"
  }
}
'

{
  "data": {
    "objectInfo": {
      "ID": "STE6TG95YWx0eV9fU2VnbWVudENhc2VfNjg5ZTExZTkxZGQzOTQyZjgxMTYzNjY3",
      "status": "New-Segment Case creation"
    }
  },
  "ID": "STE6TG95YWx0eV9fU2VnbWVudENhc2VfNjg5ZTExZTkxZGQzOTQyZjgxMTYzNjY3"
}