public async Task <bool> setMetaIDAsync(long key, long metaID, CancellationToken cancellationToken = default(CancellationToken))
            {
                await OutputProtocol.WriteMessageBeginAsync(new TMessage("setMetaID", TMessageType.Call, SeqId), cancellationToken);

                var args = new setMetaIDArgs();

                args.Key    = key;
                args.MetaID = metaID;

                await args.WriteAsync(OutputProtocol, cancellationToken);

                await OutputProtocol.WriteMessageEndAsync(cancellationToken);

                await OutputProtocol.Transport.FlushAsync(cancellationToken);

                var msg = await InputProtocol.ReadMessageBeginAsync(cancellationToken);

                if (msg.Type == TMessageType.Exception)
                {
                    var x = await TApplicationException.ReadAsync(InputProtocol, cancellationToken);

                    await InputProtocol.ReadMessageEndAsync(cancellationToken);

                    throw x;
                }

                var result = new setMetaIDResult();
                await result.ReadAsync(InputProtocol, cancellationToken);

                await InputProtocol.ReadMessageEndAsync(cancellationToken);

                if (result.__isset.success)
                {
                    return(result.Success);
                }
                throw new TApplicationException(TApplicationException.ExceptionType.MissingResult, "setMetaID failed: unknown result");
            }