public async Task <ActionResult <Meetings> > PostLink([FromBody] Meetings meeting)
        {
            List <Meetings> meetings = service.GetMeetings();

            foreach (Meetings link in meetings)
            {
                service.DeleteLink(link.Id);
            }


            if (meeting == null)
            {
                return(BadRequest());
            }
            service.PostLink(meeting);

            return(Ok());
        }