[CHANGE] Reworked parsers/converters. Decipher operation from script do not work!

Manager.YouTube/YouTubeClient.cs

@@ -175,10 +175,10 @@ public sealed class YouTubeClient : IDisposable
 
     public async Task<Result> RotateCookiesPageAsync(string origin = NetworkService.Origin, int ytPid = 1)
     {
-        if (IsAnonymous)
+        /*if (IsAnonymous)
         {
             return ResultError.Fail("Anonymous clients cannot rotate cookies!");
-        }
+        }*/
 
         if (string.IsNullOrWhiteSpace(origin))
         {
@@ -277,6 +277,12 @@ public sealed class YouTubeClient : IDisposable
             return stateResult;
         }
 
+        if (State is { LoggedIn: false })
+        {
+            _logger.Warning("Client is not logged in!");
+            return ResultError.Fail("Client login failed!");
+        }
+
         var cookieRotationResult = await RotateCookiesPageAsync();
         return !cookieRotationResult.IsSuccess ? cookieRotationResult : Result.Success();
     }