anchor.diff:  
   String encode(object) {
     _init();
  +  _log.debug("Encoding: $object");
   
     return JSON.encode(_ser.write(object));
   }
   
   Object decode(input) {
     _init();
  +  _log.debug("Decoding: $input");
   
     return _ser.read(JSON.decode(input));
   }
  
positive.code:   InvocationDTO.newInstance(this.owner, this.type, this.function, this.positionalParams, this.namedParams) {
      requestId = _uuid.v1();
    }
  }
  
  class ResponseEnvelope {
  
negative.code: process(data) {
  
      InvocationDTO dto = decode(data);
  
      _log.info("Processing: $dto");
  
      var now = new DateTime.now().millisecondsSinceEpoch;
  
  