Contact form 7 sends email and mailchimp not suscribing

Hi
I have integrated contact form 7, CF7 confirms sent email and Mailchimp for WordPress confirms subscription in log, but mailchimp is not adding the new suscriptor.
Form:

<label> Nombre
    [text* mc4wp-FNAME] </label>

<label> Apellido
    [text* mc4wp-LNAME] </label>

<label> Fecha de nacimiento 
    [date* mc4wp-NACIMIENTO placeholder "dd-mm-aaaa"] </label>

<label> Ocupación
    [text mc4wp-OCUPACION] </label>

<label> Correo electrónico
    [email* EMAIL] </label>

<label> Teléfono / Whatsapp
    [tel* mc4wp-TELEFONO] </label>

<label> Intereses / Hobbies
    [text* mc4wp-INTERESES] </label>

<label> ¿Qué expectativas tenés sobre este curso?
    [textarea expectativas] </label>

[dynamichidden mc4wp-PAGETITLE "CF7_get_post_var key='title'"]
<input name="_mc4wp_lists[]" type="hidden" value="b6efbb78d2" />
<input type="hidden" name="mc4wp-subscribe" value="1" />
[submit "Enviar" class:button_form]

Log:
[2022-09-26 11:04:39] INFO: Contact Form 7 > Successfully subscribed biri*****@gm***.com
[2022-09-26 11:28:58] INFO: Contact Form 7 > Successfully subscribed biri*****@gm***.com
[2022-09-26 11:36:03] INFO: Contact Form 7 > Successfully subscribed biri*****@gm***.com

The page I need help with: [log in to see the link]

 

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