SmoothSyncTest.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class SmoothSyncTest : MonoBehaviour {

	// Use this for initialization
	void Start () {
        StartCoroutine(NetworkSyncEmulating());
	}

    [SerializeField]
    private float SyncRate = 0.1f;
    [SerializeField]
    private float MinLatency=0.03f, MaxLatency = 0.3f;

    IEnumerator NetworkSyncEmulating()
    {
        while (true)
        {
            yield return new WaitForSeconds(SyncRate + Random.Range(MinLatency, MaxLatency));
            Debug.Log("Position Sync.");
            //Invoke your synchronize method here
        }
    }
}