public Stream FunctionHandler(Stream stream, ILambdaContext context)
{
List<byte> bytes = new List<byte>();
while (stream.CanRead)
{
int readByte = stream.ReadByte();
if (readByte != -1)
bytes.Add((byte)readByte);
else
break;
}
string text = Encoding.UTF8.GetString(bytes.ToArray());
var json = JObject.Parse(text);
json["name"] = "LunaSter";
text = json.ToString();
MemoryStream stream1 = new MemoryStream(Encoding.UTF8.GetBytes(text));
return stream1;
}