private async Task <Dictionary <long, List <VkWallResponse> > > CheckUpdates()
        {
            Dictionary <long, List <VkWallResponse> > usersPosts = new Dictionary <long, List <VkWallResponse> >();

            foreach (var userId in _userIdList)
            {
                var postDto = new PostDTOModel()
                {
                    AccountId = userId
                };
                var wall = await VkClient.GetUserPosts(postDto);

                //if (wall.Response.Items.Any(x => x.Date > DateTime.Now.AddMinutes(-10)))
                //{
                //    if (usersPosts.ContainsKey(userId))
                //    {
                //        usersPosts[userId].Add(wall);
                //    }
                //    else
                //    {
                //        usersPosts.Add(userId, new List<VkWallResponse>() { wall });
                //    }
                //}
            }
            return(usersPosts);
        }
        public async Task <IEnumerable <PostDTO> > GetUserPosts([FromBody] PostDTOModel postModel)
        {
            var postList = new List <PostDTO>();

            var vkPosts = await VkClient.GetUserPosts(new PostDTOModel { AccountId = 35340109, Token = postModel.Token });

            //var vkPosts2 = await VkClient.GetUserPosts(new PostDTOModel { AccountId = 68038156, Token = postModel.Token});
            var vkPosts3 = await VkClient.GetUserPosts(new PostDTOModel { AccountId = 55325758, Token = postModel.Token });

            var         usr       = VkClient.GetUser(postModel.Token, 35340109);
            var         usr2      = VkClient.GetUser(postModel.Token, 68038156);
            var         usr3      = VkClient.GetUser(postModel.Token, 55325758);
            List <Item> postList3 = new List <Item>();

            postList3 = postList3.Concat(vkPosts.Response.Items).ToList();
            // postList3.Concat(vkPosts2.Response.Items);
            postList3 = postList3.Concat(vkPosts3.Response.Items).ToList();
            //vkPosts.Response.Items.Add(vkPosts2.Response.Items);
            string[] arr = new string[] { };
            foreach (var pst in vkPosts.Response.Items)
            {
                postList.Add(new PostDTO
                {
                    Id        = pst.Id.ToString(),
                    FirstName = usr.FirstName,
                    LastName  = usr.LastName,
                    AvatarUrl = usr.PhotoUrl,
                    Text      = pst.Text,
                    Likes     = pst.Likes.Count,
                    Images    = arr
                });
            }
            foreach (var pst in vkPosts3.Response.Items)
            {
                postList.Add(new PostDTO
                {
                    Id        = pst.Id.ToString(),
                    FirstName = usr3.FirstName,
                    LastName  = usr3.LastName,
                    AvatarUrl = usr3.PhotoUrl,
                    Text      = pst.Text,
                    Likes     = pst.Likes.Count,
                    Images    = arr
                });
            }

            return(postList);
        }