Initial commit carried over from private repo. This is V2.

code/MessengerApi.Contracts.MessageParser/MessageParser.cs

@@ -0,0 +1,50 @@
+using Newtonsoft.Json;
+
+namespace MessengerApi.Contracts.MessageParser
+{
+    public class MessageParser<TRequest, TResponse> : IMessageParser<TRequest, TResponse>
+    {
+        public OutboxMessage GetMessageFromRequest(
+            TRequest request, 
+            int targetUserId)
+        {
+            var message = new OutboxMessage
+            {
+                
+            }
+                apikey,
+                targetUserId,
+                typeof(TRequest).Name,
+                JsonConvert.SerializeObject(request));
+
+            return message;
+        }
+
+        public OutboxMessage GetMessageFromResponse(
+            TResponse response, 
+            string apiKey, 
+            int targetUserId, 
+            InboxMessage requestOrigin = null)
+        {
+            var message = new OutboxMessage(
+                apiKey,
+                targetUserId,
+                requestOrigin.PayloadType,
+                JsonConvert.SerializeObject(response));
+
+            return message;
+        }
+
+        public TRequest GetRequestFromMessage(InboxMessage message)
+        {
+            var request = JsonConvert.DeserializeObject<TRequest>(message.Payload);
+            return request;
+        }
+
+        public TResponse GetResponseFromMessage(InboxMessage message)
+        {
+            var request = JsonConvert.DeserializeObject<TResponse>(message.Payload);
+            return request;
+        }
+    }
+}