Can you get a MailChimp interest group ID without using the API?

Question

With the MailChimp API, to add a member to a list with a specific interest group, you need both that list\'s ID and the interest group\'s ID.

To get both those IDs, you

Answer 1

What worked for me was using playground: https://us1.api.mailchimp.com/playground/

And then to use it, what worked for me was exactly like these:

$json = json_encode([
    'email_address' => $data['email'],
    'status'        => "subscribed", // "subscribed","unsubscribed","cleaned","pending"
    //'tags'  => array('es'),
    'merge_fields'      => [
        'FNAME'         => $data['name'],
        'USER'          => $data['user'],
        'COUNTRY'       => $data['country'],
        'BIRTHDATE'     => $data['birthdate'],
        'SUBSCRIP'      => $subsription
    ],
    "interests" => array(
        'PLACE_HERE_THE_ID' => true
    )
]);

Hope this helps :)