I'm getting this message when trying to post an individual contact through https://api.constantcontact.com/v2/contacts json.payload.type.unexpected:We expected a json array but we received an a json object for one of the fields in the payload. I'm using the .NET wrapper and it is building the json like this: {"addresses":[],"custom_fields":[],"email_addresses":[{"email_address":"supercamilo@gmail.com","opt_out_date":"2014-07-25T00:00:00-04:00","status":"OPTOUT"}],"lists":[{"created_date":"2014-07-28T19:14:34.000Z","id":"2047522211","modified_date":"2014-07-28T19:14:34.000Z","name":"CMS Email Synced","status":"HIDDEN"}],"notes":[],"status":"UNCONFIRMED"}
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