public async Task <LambdaProxyResponse> ExecuteFunction( ApiGatewayProxyRequest request, ILambdaContext context) { var requestBody = FunctionBody.GenerateFromRepspnse(request); var ser = new JsonSerializer(); var htmlWeb = new HtmlWeb(); var document = htmlWeb.Load(requestBody.url); var ogImage = GetMetaValue(document, "og:image"); var title = GetTitle(document); var description = GetMetaValue(document, "description"); var coffeeData = new CoffeeData { Title = title, Description = description, OGImage = ogImage, }; var memStream = new MemoryStream(); ser.Serialize(coffeeData, memStream); var body = memStream.ToString(); memStream.Flush(); return(await Task.FromResult <LambdaProxyResponse>( new LambdaProxyResponse { statusCode = HttpStatusCode.OK, body = body, })); }