Delete campaign

curl -X DELETE https://betaapi.audiohook.com/v2/companies/:companyUUID/campaigns/:campaignID \
  -H "Authorization: Bearer ${API_TOKEN}" \
  -H "Content-Type: application/json" \
  -d '{
    "request_headers": [
      { "name": "X-Request-Header", "value": "Header value" }
    ]
  }'

DELETE /v2/companies/:companyUUID/campaigns/:campaignID