Error With MailChimp Call on Quiz Settings Page

Missing list property but no error. Context: stdClass Object
(
[wp_error] => WP Error Message: cURL error 6: Could not resolve host: %3Cdc%3E.api.mailchimp.com; Unknown error . URL: https://.api.mailchimp.com/3.0/lists?count=100 . Remote Post Args: a:3:{s:7:”headers”;a:1:{s:13:”Authorization”;s:58:”Basic QXBpS2V5OjUwMzk0NTc4ZjgwNWI1NDk4YTFiN2ZiZmVkOTNmZGY3″;}s:7:”timeout”;i:15;s:4:”body”;a:1:{s:6:”apikey”;s:32:”50394578f805b5498a1b7fbfed93fdf7″;}}
)