public static class ExampleFunction
    {
        [FunctionName("ExampleFunction")]
        public static async Task<IActionResult> Run(
            [HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequest req,
            ILogger log)
        {

            PlayFabSettings.staticSettings.TitleId = "TitleID";
            PlayFabSettings.staticSettings.DeveloperSecretKey = Environment.GetEnvironmentVariable("PLAYFAB_DEV_SECRET_KEY", EnvironmentVariableTarget.Process);


            string response = string.Empty;
            await GetUserData((data) => { response = data.ToString(); }, log);

            return new OkObjectResult(response);


        }

        private static async System.Threading.Tasks.Task GetUserData(Action<object> context, ILogger log)
        {
            PlayFab.ServerModels.GetUserDataRequest request = new PlayFab.ServerModels.GetUserDataRequest
            {
                PlayFabId = "TitleID",
                Keys = new List<string> { "UserDataIWantFromPlayFab" }
            };

            PlayFabResult<PlayFab.ServerModels.GetUserDataResult> result = await PlayFab.PlayFabServerAPI.GetUserDataAsync(request);


            if (result.Error != null)
            {
                log.LogInformation(result.Error.GenerateErrorReport());
                context(result.CustomData); ///need to send it as a separate response for errors
            }
            else
            {
               await InitializePlayerProfile((response)=>{ context(response);});
                log.LogInformation(result.Result.Data["UserDataIWantFromPlayFab"].Value);
                ///need to send it as a separate response for data

            }
        }


        private static async System.Threading.Tasks.Task InitializePlayerProfile(Action<string> callback)
        {
            PlayerProfile playerProfile = new PlayerProfile();
            string data = JsonConvert.SerializeObject(playerProfile);

            PlayFab.ServerModels.UpdateUserDataRequest request = new PlayFab.ServerModels.UpdateUserDataRequest
            {
                Data = new Dictionary<string, string>
                {
                    { "UserDataIWantFromPlayFab",data}
                }
            };

            await PlayFab.PlayFabServerAPI.UpdateUserDataAsync(request);

            callback(data);
        }
    }