public async Task <OccupyInstanceResult> ExecuteAsync(OccupyInstance command, CancellationToken cancellationToken)
{
Uri serviceUri = await repository.GetServiceUriAsync(cancellationToken);
await instanceProxy.OccupyAsync(serviceUri, command.InstanceId, command.InstanceName);
await Task.WhenAll(
repository.SetServiceInstanceName(command.InstanceName, cancellationToken),
repository.SetPartitionIdAsync(command.PartitionId, cancellationToken),
repository.SetServiceLastActiveAsync(DateTime.UtcNow, cancellationToken)
);
return(new OccupyInstanceResult(serviceUri));
}