Fixed some of the compiler warnings.

Hermes/Socket/Handlers/RequestAckHandler.cs

@@ -1,4 +1,3 @@
-using System.Text.Json;
 using CommonSocketLibrary.Abstract;
 using CommonSocketLibrary.Common;
 using HermesSocketLibrary.Socket.Data;
@@ -24,23 +23,30 @@ namespace TwitchChatTTS.Hermes.Socket.Handlers
             _logger = logger;
         }
 
-        public async Task Execute<Data>(SocketClient<WebSocketMessage> sender, Data data)
+        public Task Execute<Data>(SocketClient<WebSocketMessage> sender, Data data)
         {
             if (data is not RequestAckMessage message || message == null)
-                return;
+                return Task.CompletedTask;
             if (message.Request == null)
             {
                 _logger.Warning("Received a Hermes request message without a proper request.");
-                return;
+                return Task.CompletedTask;
             }
 
             _logger.Debug($"Received a Hermes request message [type: {message.Request.Type}][data: {string.Join(',', message.Request.Data?.Select(entry => entry.Key + '=' + entry.Value) ?? Array.Empty<string>())}]");
             var json = message.Data?.ToString();
             if (message.Request.Type == null)
             {
-                return;
+                _logger.Warning("Request type is null. Unknown what acknowlegement this is for.");
+                return Task.CompletedTask;
+            }
+            if (!string.IsNullOrWhiteSpace(message.Error))
+            {
+                _logger.Warning("An error occured while processing the request on the server: " + message.Error);
+                return Task.CompletedTask;
             }
             _manager.Fulfill(message.Request.Type, message.Request.RequestId, json, message.Request.Data);
+            return Task.CompletedTask;
         }
     }
 

Hermes/Socket/Requests/RequestAckManager.cs

@@ -13,7 +13,7 @@ namespace TwitchChatTTS.Hermes.Socket.Requests
             _logger = logger;
         }
 
-        public void Fulfill(string type, string requestId, string data, IDictionary<string, object>? requestData)
+        public void Fulfill(string type, string requestId, string? data, IDictionary<string, object>? requestData)
         {
             if (!_acknowledgements.TryGetValue(type, out var ack))
             {