public async Task DeleteCacheItemAsync(string key, string clientId, string tenantId)
{
_logger?.LogTrace("Deleting cache item with key '{Key}' ...", key);
await _storage.DeleteCacheItemAsync(key, clientId, tenantId, _defaultTimeout, _backgroundCts.Token);
_logger?.LogTrace("Deleting cache item with key '{Key}' done!", key);
}