public override async Task <ActivateUserCommand> HandleAsync(
ActivateUserCommand command,
CancellationToken cancellationToken = default)
{
var user = await _queryProcessor.ExecuteAsync(new GetUserByEmailQuery(command.Email), cancellationToken);
await _identityService.ActivateUserAsync(command.Email, cancellationToken);
await PublishEventAsync(user, cancellationToken);
return(await base.HandleAsync(command, cancellationToken));
}