{"type":"http://developer.mailchimp.com/documentation/mailchimp/guides/error-glossary/","title":"Invalid Resource","status":400,"detail":"The resource submitted could not be validated. For field-specific details, see the 'errors' array.","instance":"8a11b330-c3e8-4fc4-aeb4-81c5106d6cb7","errors":[{"field":"email_address","message":"This value should not be blank."}]}