/// <inheritdoc/>
 public Task AddUsersAsync(string id, BatchRoleAdd model)
 {
     return(this.requestService.PostRequest <object>($"roles/{id}/users", model));
 }
        /// <inheritdoc/>
        public void AddUsers(string id, BatchRoleAdd model)
        {
            var t = this.AddUsersAsync(id, model).ConfigureAwait(false).GetAwaiter();

            t.GetResult();
        }