Перший запит до вк апі :)

using UnityEngine;
using System.Collections;

public class ManagerVK : MonoBehaviour
{
    private string objName;

    private string id_user;
    private string firstName_user;
    private string lastName_user;

    public Texture2D ava_user;

    private void Start()
    {
        objName = gameObject.name;

        Application.ExternalEval("VK.loadParams(document.location.href);"+
                                 "var id = VK.params.viewer_id;"+
                                 "VK.api('users.get',{user_ids:id,fields:'photo_100'},function(data) { if(data.response) {"+
                                 "GetUnity().SendMessage('"+ objName +"','SetID',id);" +
                                 "GetUnity().SendMessage('"+ objName +"','SetAvatar',data.response[0].photo_100);" +
                                 "GetUnity().SendMessage('"+ objName +"','SetName',data.response[0].first_name);"+
                                 "GetUnity().SendMessage('"+ objName +"','SetLastName',data.response[0].last_name);   } });");
    }

    private void OnGUI()
    {
        GUI.Box(new Rect(10, 10, 100, 30), id_user);
        GUI.Box(new Rect(10, 45, 100, 30), firstName_user);
        GUI.Box(new Rect(10, 80, 100, 30), lastName_user);
        GUI.DrawTexture(new Rect(10, 115, 100, 100), ava_user);
    }

    public void SetID(string value)
    {
        id_user = value;
    }

    public void SetName(string value)
    {
        firstName_user = value;
    }

    public void SetLastName(string value)
    {
        lastName_user = value;
    }

    public void SetAvatar(string path)
    {
        StartCoroutine(DownloadAvatar(path));
    }

    IEnumerator DownloadAvatar(string url)
    {
        WWW form = new WWW(url);
        yield return form;

        ava_user = form.texture;
    }
}