private static async Task PrintRobotAsync(IRobotStore store, RobotId robotId)
{
var robot = await store.AggregateAsync(robotId);
var registeredRobot = new RegisteredRobot(robot !, robot !.LatestRegistration !);
Console.WriteLine(JsonConvert.SerializeObject(registeredRobot, Formatting.Indented, new StringEnumConverter()));
}