Mailchimp for WooCommerce

(mailchimp-woocommerce-admin.js?ver=2.8.3:336:34)
which is :
var accessToken = JSON.parse(finishResponse.data.body).access_token

whereabout admin-ajax.php response in data.body json is plain html code with content about “Connect your WooCommerce store to Mailchimp ”

I dont know how to connect it now.
But first ix this error handling as people waiting unlimited time without hadnling this error and showing shw popup do’h 🙂