Unable to send data

I have added the mailchimp and webform mailchimp module in my project and followed all the setup.

1) Mailchimp authentication is done.
2) list is created.
3) added the mailchimp handler to form field.

or

3) created a field with mailchimp subscription option.

but after all this also the emails are still not getting saved in Mailchimp.

can you please let me know the reason and help me get this resolved.

Drupal version - 10.1.2
Mailchimp modules - https://prnt.sc/NxhIO2fFLLaJ