curl -X POST 'https://api.goatpay.com.br/v1/mobile-recharge/cancel/37c22147-4194-11ec-8061-0242ac120002' \
  -H 'X-API-Key: gp_live_SUA_CHAVE'

{
  "success": true,
  "message": "Recarga cancelada",
  "data": {
    "id": "rec_abc123",
    "value": 20,
    "phoneNumber": "11999999999",
    "status": "CANCELLED",
    "operatorName": "Vivo",
    "canBeCancelled": false
  },
  "requestId": "req_abc"
}