/// <summary>
/// The ping command returns an acknowledgement, so that clients can test the connection status and latency.
/// </summary>
public async Task Ping(CancellationToken cancellationToken = default)
{
jsonBuffer.Clear();
jsonWriter.Reset();
jsonWriter.WriteStartObject();
var requestId = WriteHeader(jsonWriter, "ping");
WriteFooter(jsonWriter);
jsonWriter.WriteEndObject();
jsonWriter.Flush();
var _ = await SendReceiveAsync(requestId, jsonBuffer.WrittenMemory, cancellationToken);
}
