EchoNest Catalog Create

        PostMethod post = new PostMethod("http://developer.echonest.com/api/v4/catalog/create");
        Part[] parts = { new StringPart("api_key", apiKey), new StringPart("type", "artist"),
              new StringPart("name", "test_artist_catalog") };
        post.addRequestHeader("Content-Type", "multipart/form-data");
        MultipartRequestEntity mpEntity = new MultipartRequestEntity(parts, post.getParams());
        post.setRequestEntity(mpEntity);
        HttpClient client = new HttpClient();
        client.executeMethod(post);