curl --request POST \
  --url https://undrctrl.id/api/v2/ \
  --header 'Content-Type: application/json' \
  --data '{
  "key": "apiKey",
  "action": "add",
  "service": 123,
  "link": "https://example.com/page",
  "quantity": 100,
  "username": "exampleUsername"
}'

{
  "order": 23501
}