private void DeleteObject(long obj_id, bool isAsync, DeleteObjectCallback callback, Object state)
        {
            var parameterList = new Dictionary<string, string> { { "method", "facebook.data.deleteObject" } };
            Utilities.AddRequiredParameter(parameterList, "obj_id", obj_id);

            if (isAsync)
            {
                SendRequestAsync<data_deleteObject_response, bool>(parameterList, new FacebookCallCompleted<bool>(callback), state);
                return;
            }

            SendRequest(parameterList);
        }
 /// <summary>
 /// Delete an object permanently. 
 /// </summary>
 /// <example>
 /// <code>
 /// 
 /// </code>
 /// </example>
 /// <param name="obj_id">Numeric identifier (fbid) of the object to delete. </param>
 /// <param name="callback">The AsyncCallback delegate</param>
 /// <param name="state">An object containing state information for this asynchronous request</param>        
 public void DeleteObjectAsync(long obj_id, DeleteObjectCallback callback, Object state)
 {
     DeleteObject(obj_id, true, callback, state);
 }