ServiceApiException occurs when I use RemoveProtectionOperation StackTrace於 Adobe.DocumentServices.PDFTools.core.http.HttpClient.ExecuteRequest[T](HttpBaseRequest baseRequest)於 Adobe.DocumentServices.PDFTools.core.http.HttpClient.<>c__DisplayClass11_0`1.b__0()於 Polly.Policy`1.<>c__DisplayClass11_0.b__0(Context ctx, CancellationToken ct)於 Polly.Retry.RetryEngine.Implementation[TResult](Func`3 action, Context context, CancellationToken cancellationToken, ExceptionPredicates shouldRetryExceptionPre...