public virtual async Task <IActionResult> GetConversationPagedMembersAsync(string conversationId, int pageSize = -1, string continuationToken = null)
{
var result = await _handler.HandleGetConversationPagedMembersAsync(HttpContext.Request.Headers["Authorization"], conversationId, pageSize, continuationToken).ConfigureAwait(false);
return(new JsonResult(result, HttpHelper.BotMessageSerializerSettings));
}