question

using System.Net.Security;
using System.Diagnostics;
using System;
using System.IO;
using System.Collections.Generic;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Azure.WebJobs;
using Microsoft.Azure.WebJobs.Extensions.Http;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using PlayFab.ServerModels;
using PlayFab.Json;
using PlayFab.DataModels;
using PlayFab.Internal;
using PlayFab;
namespace Company.Function
{
    public static class UpdateSession
    {
        [FunctionName("UpdateSession")]
        public static async Task<IActionResult> Run(
            [HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = null)] HttpRequest req,
            ILogger log)
        {
            FunctionExecutionContext<dynamic> context = JsonConvert.DeserializeObject<FunctionExecutionContext<dynamic>>(await req.ReadAsStringAsync());
            var request = new UpdateUserInternalDataRequest
            {
                PlayFabId = context.CallerEntityProfile.Lineage.MasterPlayerAccountId,
                Data = new Dictionary<string, string>()
                {
                    {"session", "abc"}
                }
            };
            var settings = new PlayFabApiSettings
            {
                TitleId = context.TitleAuthenticationContext.Id,
                DeveloperSecretKey = Environment.GetEnvironmentVariable("PLAYFAB_DEV_SECRET_KEY", EnvironmentVariableTarget.Process)
            };
            var authContext = new PlayFabAuthenticationContext
            {
                EntityToken = context.TitleAuthenticationContext.EntityToken
            };
            var serverApi = new PlayFabServerInstanceAPI(settings, authContext);
            var result = await serverApi.UpdateUserInternalDataAsync(request);
            return new Dictionary<string, string>()
            {
                {"test", "test"}
            };
        }
    }
}