Client error: `GET https://www.mailjet.com/es/wp-json/oembed/1.0/embed?url=https%3A%2F%2Fwww.mailjet.com%2Fes%2Fglosario%2Fbuyer-persona%2F` resulted in a `400 Bad Request` response:
{"code":"rest_missing_callback_param","message":"Par\u00e1metro(s) que falta(n): url","data":{"status":400,"params":["ur (truncated...)