Causa
Crear o publicar en Encuestas exige al menos una modalidad en allowed_modalities.
Qué hacer
Otorgue identified, confidential o ambas.
application/problem+json
{
"type": "https://masnet.com/developers/errors/modalities_required",
"title": "Modalidades requeridas",
"status": 422,
"detail": "...",
"code": "modalities_required",
"correlation_id": "..."
}