using (var client = new WordPressClient(new WordPressSiteConfig
        {
            BaseUrl = "http://example.com",
            Username = "username",
            Password = "pass",
            BlogId = 1
        }))
        {
            Term t = new Term();
            t = client.GetTerm("category", 6);

            var terms = new List<Term>();
            terms.Add(t);

            var customFields = new[]
            {
                new CustomField
                {
                    Key = "_ct_text_5401d2f94abc9",
                    Value = "123"
                }
            };

            var post = new Post
            {
                PostType = "video",
                Title = "title",
                Content = "description",
                PublishDateTime = DateTime.Now,
                Status = "draft",
                CustomFields = customFields
            };

            var id = client.NewPost(post);
        }

add_filter( 'is_protected_meta', '__return_false' );