curl -X GET 'https://api.wovepay.com/v1/serasa/dunnings/simulate?payment=clx_billing' \
  -H 'X-API-Key: wp_live_SUA_CHAVE'

{
  "success": true,
  "message": "Simulação de negativação",
  "data": {
    "eligible": true,
    "payment": "clx_billing",
    "fee": 12.9
  },
  "requestId": "req_abc"
}