public IActionResult Open(string urlTxt)
{
var tokens = urlTxt.Split(".");
var domain = tokens[tokens.Length - 2] + "." + tokens[tokens.Length - 1];
var db = int.Parse(tokens[tokens.Length - 3]);
var key = tokens[tokens.Length - 4];
var decriptKey = _blockChain.GetDecryptKey(db, domain);
//TODO: check token lenght, data integrity. Now an exeption will notify user about malformed url
var item = _blockChain.Get(key, db, domain, decriptKey.Key);
var result = new ValidationResult();
result.ExpectedKey = key;
result.RequestedURL = urlTxt;
result.Hierarchy = _blockChain.GetAncerstor(item, db, domain, decriptKey.Key);
result.Errors = _blockChain.Validate(item.Data, item.Hash, db, domain, decriptKey.Key);
result.Result = item;
//TODO: validate
return(View(result));;
}