public Task UnlinkEntryAsync(ODataExpression expression, ODataEntry linkedEntryKey, CancellationToken cancellationToken)
 {
     return(_client.UnlinkEntryAsync(_command, expression.AsString(_session), linkedEntryKey?.ToDictionary(_session.TypeCache), cancellationToken));
 }
 public Task LinkEntryAsync(ODataExpression expression, ODataEntry linkedEntryKey)
 {
     return(_client.LinkEntryAsync(_command, expression.AsString(_session), linkedEntryKey.ToDictionary(_session.TypeCache), CancellationToken.None));
 }