title: Cannot create segment using MailChimp API v3
body: <p>I'm using the "playground" to test creating a segment but I keep getting validations errros</p>
  
  <p>my request:</p>
  
  <pre><code>{
      "name": "MyTest",
      "options": {
          "match": "any",
          "conditions": [
              {
                  "field": "EMAIL",
                  "op": "is",
                  "value": "p001@mymaildomain.xxx"
              },
              {
                  "field": "EMAIL",
                  "op": "is",
                  "value": "p002@mymaildomain.xxx"
              }
          ]
      }
  }
  </code></pre>
  
  <p>response is:</p>
  
  <pre><code>type: http://kb.mailchimp.com/api/error-docs/400-invalid-resource
  title: Invalid Resource
  status: 400
  detail: The resource submitted could not be validated. For field-specific details, see the 'errors' array.
  instance:
  errors:
      0:
          field: options.conditions.item:0
          message: Data did not match any of the schemas described in anyOf.
      1:
          field: options.conditions.item:1
          message: Data did not match any of the schemas described in anyOf.
  </code></pre>