DictionarySerializer

using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using System;
using System.Runtime.Serialization.Formatters.Binary;
using System.IO;

[Serializable]
public class Columns
{
    public Columns(int _xPos, int _yPos, List<BlockProperties> _properties) {
        xPos = _xPos;
        yPos = _yPos;
        properties = _properties;
    }
    public int xPos;
    public int yPos;
    public List<BlockProperties> properties = new List<BlockProperties> ();
}

[Serializable]
public class BlockProperties
{
    public BlockProperties(int _num, bool _flag) {
        num = _num;
        flag = _flag;
    }
    // Various ints and bools
    public int num;
    public bool flag;
}

public class DictionarySerializer<TKey, TValue> : MonoBehaviour {

    public static byte[] Save(Dictionary<TKey, TValue> dictionary) {
        var binFormatter = new BinaryFormatter ();
        using (var mStream = new MemoryStream())
        {
            binFormatter.Serialize(mStream, dictionary);
            return mStream.ToArray ();
        }
    }

    public static Dictionary<TKey, TValue> Load(byte[] bArray) {
        using (var mStream = new MemoryStream())
        {
            var binFormatter = new BinaryFormatter();

            mStream.Write(bArray, 0, bArray.Length);
            mStream.Position = 0;

            return binFormatter.Deserialize(mStream) as Dictionary<TKey, TValue>;
        }
    }
}