public Task <ResponseWrapper <SentimentEntityResponse[]> > EntitySentimentAsync(AnalysisCell cell)
        {
            var input = new SentimentRequest {
                text = cell.Text, level = "entity"
            };

            return(PostRequest <SentimentEntityResponse[], SentimentRequest>(input, "/v1/sentiment", cell));
        }
        public Task <ResponseWrapper <SentimentResponse> > DocumentSentimentAsync(AnalysisCell cell)
        {
            var input = new SentimentRequest {
                text = cell.Text
            };

            return(PostRequest <SentimentResponse, SentimentRequest>(input, "/v1/sentiment", cell));
        }