curl --request POST \
  --url https://api.tryhuntr.com/company-headcount-by-department \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "domain": "<string>",
  "linkedin_url": "<string>"
}
'

{
  "success": true,
  "request_id": "<string>",
  "result": {},
  "price": 123,
  "credits_remaining": 123
}