curl --request POST \
  --url https://api.fegora.com/dte/xml \
  --header 'Content-Type: application/json' \
  --data '
{
  "xmlContent": "PD94bWwgdmVyc2lvbj0iMS4wIj8+PGR0ZTpHVERvY3VtZW50by4uLg=="
}
'

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({xmlContent: 'PD94bWwgdmVyc2lvbj0iMS4wIj8+PGR0ZTpHVERvY3VtZW50by4uLg=='})
};

fetch('https://api.fegora.com/dte/xml', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.fegora.com/dte/xml"

payload = { "xmlContent": "PD94bWwgdmVyc2lvbj0iMS4wIj8+PGR0ZTpHVERvY3VtZW50by4uLg==" }
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "id": "2AF7AD7C-49C5-4BEC-95CD-BCD04BECE220",
  "serie": "2AF7AD7C",
  "numero": 1237666796,
  "numeroAcceso": "E17FCC70-5945-46AE-B224-C53681473EE1",
  "estado": "Certificado"
}

{
  "codigo": "1000",
  "mensaje": "Ha ocurrido un error al procesar su solicitud",
  "masInformacion": "https://developer.fegora.com",
  "severidad": 2
}