Full Code

BackendGameLog.cs

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

// Add BACKND SDK namespace
using BackEnd;

public class BackendGameLog
{
    private static BackendGameLog _instance = null;

    public static BackendGameLog Instance
    {
        get
        {
            if (_instance == null)
            {
                _instance = new BackendGameLog();
            }

            return _instance;
        }
    }

    public void GameLogInsert()
    {
        Param param = new Param();

        param.Add("clearStage", 1);
        param.Add("currentMoney", 100000);

        Debug.Log("Attempting to insert game log.");

        var bro = Backend.GameLog.InsertLog("ClearStage", param);

        if (bro.IsSuccess() == false)
        {
            Debug.LogError("An error occurred while inserting the game log. : " + bro);
            return;
        }

        Debug.Log("Successfully inserted game log. : " + bro);
    }
}

BackendManager.cs

using UnityEngine;


// Add BACKND SDK namespace
using BackEnd;

public class BackendManager : MonoBehaviour
{
    void Start()
    {
        var bro = Backend.Initialize(); // Initialize BACKND

        // Response value for BACKND initialization
        if (bro.IsSuccess())
        {
            Debug.Log("Initialization successful : " + bro); // If successful, 'statusCode 204 Success'
        }
        else
        {
            Debug.LogError("Initialization failed : " + bro); // If failed, a 4xx statusCode error occurs 
        }

        Test();
    }

    // A method that allows synchronous methods to be called from asynchronous methods (cannot be accessed by the Unity UI)
    void Test()
    {
        BackendLogin.Instance.CustomLogin("user1", "1234");

        BackendGameLog.Instance.GameLogInsert(); // [Addition] Game log saving function

        Debug.Log("Test complete.");
    }
}

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