Need to provide support for handling ICollection for bind-value property Completed

@using Syncfusion.Blazor.DropDowns

@using Syncfusion.Blazor.Data

@using System.Collections

<SfMultiSelect TValue="ICollection<Complex1>" TItem="Complex1" Placeholder="e.g. Select a country" @bind-Value="@UsuarioView.Papeis" DataSource="@LocalData">

    <MultiSelectFieldSettings Text="Country.CountryID" Value="Code.ID"></MultiSelectFieldSettings>

</SfMultiSelect>

@code {

    public IEnumerable<Complex1> LocalData { get; set; } = new Complex1().GetData();

    public class Code

    {

        public string ID { get; set; }

    }

    public class Country

    {

        public string CountryID { get; set; }

    }

    public Complex1 UsuarioView = new Complex1();

    public class Complex1

    {

        public Country Country { get; set; }

        public Code Code { get; set; }

        public ICollection<Complex1> Papeis { get; set; } = new List<Complex1>() { new Complex1() { Country = new Country() { CountryID = "Australia" }, Code = new Code() { ID = "AU" } } };

        public ICollection<Complex1> GetData()

        {

            ICollection<Complex1> Data = new List<Complex1>();

            Data.Add(new Complex1() { Country = new Country() { CountryID = "Australia" }, Code = new Code() { ID = "AU" } });

            Data.Add(new Complex1() { Country = new Country() { CountryID = "Bermuda" }, Code = new Code() { ID = "BM" } });

            Data.Add(new Complex1() { Country = new Country() { CountryID = "Canada" }, Code = new Code() { ID = "CA" } });

            Data.Add(new Complex1() { Country = new Country() { CountryID = "Cameroon" }, Code = new Code() { ID = "CM" } });

            Data.Add(new Complex1() { Country = new Country() { CountryID = "Denmark" }, Code = new Code() { ID = "DK" } });

            Data.Add(new Complex1() { Country = new Country() { CountryID = "France" }, Code = new Code() { ID = "FR" } });

            return Data;

        }

    }

}