JsonStream.cs

class BlaP
{

        public static async Task<T> FromJsonHttpContent<T>(HttpContent httpContent)
        {
            Stream stream = null;
            try
            {
                stream = await httpContent.ReadAsStreamAsync();
                var res = DeserializeJsonFromsStream<T>(stream);
                return res;
            }
            catch (Exception e)
            {
                var res = await httpContent.ReadAsStringAsync().ConfigureAwait(false);
                JsonErrorHandler?.Invoke(e, res);
                throw;
            }
            finally
            {
                stream?.Dispose();
            }
            
        }

        private static T DeserializeJsonFromsStream<T>(Stream stream)
        {
            using (var sr = new StreamReader(stream))
            using (var jtr = new JsonTextReader(sr))
            {
                var js = new JsonSerializer()
                {
                    DateTimeZoneHandling = DateTimeZoneHandling.Utc,
                    NullValueHandling = NullValueHandling.Ignore
                };

                var result = js.Deserialize<T>(jtr);
                return result;
            }
        }
}