Como lidar com vários logins do PlayFab

using PlayFab;
using PlayFab.ClientModels;
using PlayFab.DataModels;
using System.Collections.Generic;
using UnityEngine;

public class PlayFabLogin : MonoBehaviour
{
    PlayFabPlayer player1 = new PlayFabPlayer();
    PlayFabPlayer player2 = new PlayFabPlayer();

    // Start is called before the first frame update
    void Start()
    {
        if (string.IsNullOrEmpty(PlayFabSettings.staticSettings.TitleId))
        {
            // Please change the titleId below to your own titleId from PlayFab Game Manager.
            PlayFabSettings.staticSettings.TitleId = "";
        }

        player1.Login("testLogin1");
        player2.Login("testLogin2");
    }

    // Update is called once per frame
    void Update()
    {
        if (player1.loggedIn && !player1.dataLoaded && !player1.dataLoading)
        {
            player1.LoadData();
        }
        if (player2.loggedIn && !player2.dataLoaded && !player2.dataLoading)
        {
            player2.LoadData();
        }
    }
}

class PlayFabPlayer
{
    public bool loggedIn = false;
    public bool dataLoading = false;
    public bool dataLoaded = false;
    public string PlayFabId;
    public Dictionary<string, ObjectResult> playerData;

    private PlayFabClientInstanceAPI clientApi;
    private PlayFabDataInstanceAPI dataApi;

    public void Login(string customId)
    {
        clientApi = new PlayFabClientInstanceAPI(PlayFabSettings.staticSettings);

        var request = new LoginWithCustomIDRequest { CustomId = customId, CreateAccount = true };

        clientApi.LoginWithCustomID(request, result =>
        {
            PlayFabId = result.PlayFabId;
            loggedIn = true;
            dataApi = new PlayFabDataInstanceAPI(clientApi.authenticationContext);
            Debug.Log("Login call succeeded.");
        }, error =>
        {
            Debug.LogWarning("Something went wrong with the login call.");
            Debug.LogError("Here's some debug information:");
            Debug.LogError(error.GenerateErrorReport());
        });
    }

    public void LoadData()
    {
        dataLoading = true;
        var request = new GetObjectsRequest { Entity = new PlayFab.DataModels.EntityKey { Id = clientApi.authenticationContext.EntityId, Type = clientApi.authenticationContext.EntityType } };

        dataApi.GetObjects(request, result =>
        {
            playerData = result.Objects;
            dataLoaded = true;
            dataLoading = false;
            Debug.Log("Player data loaded.");
        }, error =>
        {
            Debug.LogWarning("Something went wrong with the GetObjects call.");
            Debug.LogError("Here's some debug information:");
            Debug.LogError(error.GenerateErrorReport());
        });
    }
}

#pragma once

#include "CoreMinimal.h"
#include "GameFramework/Actor.h"
#include "PlayFab.h"
#include "Core/PlayFabError.h"
#include "Core/PlayFabClientDataModels.h"
#include "Core/PlayFabClientAPI.h"
#include "Core/PlayFabDataAPI.h"
#include "LoginActor.generated.h"

UCLASS()
class MINUE_PF_MARKET_API ALoginActor : public AActor
{
	GENERATED_BODY()
	
public:	
	// Sets default values for this actor's properties
	ALoginActor();

    // Please change the TitleId below to your own TitleId from PlayFab Game Manager.
	UPROPERTY(EditAnywhere, config, Category = Settings)
	FString TitleId = TEXT("");

	UPROPERTY(EditAnywhere, config, Category = Settings)
	FString CustomId = TEXT("ExampleCustomId");

protected:
	// Called when the game starts or when spawned

	virtual void BeginPlay() override;

	void OnLoginSuccess(const PlayFab::ClientModels::FLoginResult& Result);
	void OnGetObjectsSuccess(const PlayFab::DataModels::FGetObjectsResponse& Result);
	void OnError(const PlayFab::FPlayFabCppError& ErrorResult) const;

public:	
	bool LoggedIn = false;

	// Called every frame
	virtual void Tick(float DeltaTime) override;

	PlayFabClientPtr clientAPI = nullptr;
	PlayFabDataPtr dataAPI = nullptr;

	TMap<FString, PlayFab::DataModels::FObjectResult> PlayerData;
	bool DataLoaded = false;
};

#include "LoginActor.h"

ALoginActor::ALoginActor()
{
 	// Set this actor to call Tick() every frame.  You can turn this off to improve performance if you don't need it.
	PrimaryActorTick.bCanEverTick = true;
}

void ALoginActor::Tick(float DeltaTime)
{
    Super::Tick(DeltaTime);
}

void ALoginActor::BeginPlay()
{
	Super::BeginPlay();
    GetMutableDefault<UPlayFabRuntimeSettings>()->TitleId = TitleId;

    clientAPI = IPlayFabModuleInterface::Get().GetClientAPI();
    dataAPI = IPlayFabModuleInterface::Get().GetDataAPI();

    PlayFab::ClientModels::FLoginWithCustomIDRequest request;
    request.CustomId = CustomId;
    request.CreateAccount = true; 

    clientAPI->LoginWithCustomID(request,
        PlayFab::UPlayFabClientAPI::FLoginWithCustomIDDelegate::CreateUObject(this, &ALoginActor::OnLoginSuccess),
        PlayFab::FPlayFabErrorDelegate::CreateUObject(this, &ALoginActor::OnError)
    );
}

void ALoginActor::OnLoginSuccess(const PlayFab::ClientModels::FLoginResult& Result)
{
    UE_LOG(LogTemp, Log, TEXT("Login call succeeded."));
    LoggedIn = true;

    PlayFab::DataModels::FGetObjectsRequest dataRequest;
    dataRequest.AuthenticationContext = Result.AuthenticationContext;
    dataRequest.Entity.Id = Result.EntityToken->Entity->Id;
    dataRequest.Entity.Type = Result.EntityToken->Entity->Type;

    dataAPI->GetObjects(
        dataRequest,
        PlayFab::UPlayFabDataAPI::FGetObjectsDelegate::CreateUObject(this, &ALoginActor::OnGetObjectsSuccess),
        PlayFab::FPlayFabErrorDelegate::CreateUObject(this, &ALoginActor::OnError)
    );
}

void ALoginActor::OnError(const PlayFab::FPlayFabCppError& ErrorResult) const
{
    UE_LOG(LogTemp, Error, TEXT("Something went wrong with your API call.\nHere's some debug information:\n%s"), *ErrorResult.GenerateErrorReport());
}

void ALoginActor::OnGetObjectsSuccess(const PlayFab::DataModels::FGetObjectsResponse& Result)
{
    PlayerData = Result.Objects;
    DataLoaded = true;
	UE_LOG(LogTemp, Log, TEXT("Player data loaded."));    
}