MU2D - Broadcast receiver for new conversation

using UnityEngine;
using System.Collections;

public class GreandalMessagingReceiver : MonoBehaviour {

    void Start()
    {
        MessagingManager.Instance.GreandalSubscribe(GreandalConversations);
    }

    void GreandalConversations()
    {
        Debug.Log("Starting conversation");
        var dialog = GetComponent<ConversationComponent>();
        if (dialog != null)
        {
            if (dialog.Conversations != null && dialog.Conversations.Length > 0)
            {
                var conversation = dialog.Conversations[0];
                if (conversation != null && !conversation.Complete)
                {
                    ConversationManager.Instance.StartConversation(conversation);
                }
                            else
            {
                Debug.Log("No active conversation found");
            }
            }
            else
            {
                Debug.Log("No conversation found");
            }
        }
    }

    void OnDestroy()
    {
        if (MessagingManager.Instance != null)
        {
            MessagingManager.Instance.GreandalUnSubscribe(GreandalConversations);
        }
    }
}