Calculate SMS Campaign Price

curl --location --request POST 'https://api.velosms.com/api/CalculateSmsPrice' \
--header 'Content-Type: application/json' \
--data-raw '{
  "communicationType": "Trasnsactional",
  "scheduleDate": "2019-08-24T14:15:22Z",
  "templateId": 0,
  "senderId": 0,
  "contactListIds": [
    0
  ],
  "maxContactsCount": 1,
  "contacts": [
    {
      "firstName": "John",
      "lastName": "Doe",
      "url": "https://example.com",
      "phoneNumber": "+37412345678",
      "email": "example@mail.com"
    }
  ],
  "api_id": "string",
  "ratePlanId": 0,
  "message": "string",
  "openSenderTitle": "string",
  "sentByAdmin": true
}'