async getChatList(GroupChatId) {
        try {
            let messages = [];
            let count = 0;
            let pauseAfter = 20; // 20 messages limit set

            let response = await this.graphClient
                .api(`/chats/${GroupChatId}/messages`)
                .version('beta')
                .get();

            let pageIterator = new PageIterator(this.graphClient, response, (data) => {

                if (count < pauseAfter) {
                    count++;
                    data.body.content = stripHtml(data.body.content);
                    messages.push(data);
                    return true;
                }
                return false;
            });
            await pageIterator.iterate();
            return messages;
        }
        catch (err) {
            logException(
                SEVERITY.Error,
                'Error in calling getChatList error:',
                {
                    err: err,
                    stack: err.stackTrace
                }
            );
        }
    }