Changes

src/main/java/com/gigachatwoot/connectors/llm/controllers/LLMController.java

 package com.gigachatwoot.connectors.llm.controllers;
 
-import com.gigachatwoot.connectors.chatwoot.dto.CSMLMessageDTO;
 import com.gigachatwoot.connectors.llm.services.LLMConnectorService;
+import kong.unirest.json.JSONObject;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.web.bind.annotation.*;
 
-import java.util.List;
-
 @Slf4j
 @RestController
 @RequiredArgsConstructor
@@ -16,7 +14,7 @@ public class LLMController {
     private final LLMConnectorService llmConnectorService;
 
     @PostMapping("/get-llm-answer")
-    public String getLLMAnswer(@RequestBody String messageHistory) {
+    public String getLLMAnswer(@RequestBody JSONObject messageHistory) {
         return llmConnectorService.getLLMAnswer(messageHistory);
     }
 }

src/main/java/com/gigachatwoot/connectors/llm/services/LLMConnectorService.java

 package com.gigachatwoot.connectors.llm.services;
 
-import com.fasterxml.jackson.core.JsonProcessingException;
 import com.gigachatwoot.connectors.chatwoot.dto.CSMLMessageDTO;
 import com.gigachatwoot.connectors.llm.config.LLMConfig;
 import com.gigachatwoot.connectors.llm.mapper.UnirestMapper;
@@ -8,13 +7,15 @@ import com.gigachatwoot.connectors.llm.strategy.GigaChatConnectorStrategy;
 import com.gigachatwoot.connectors.llm.strategy.LLMConnectorStrategy;
 import com.gigachatwoot.connectors.llm.strategy.LLaMaConnectorStrategy;
 import jakarta.validation.constraints.NotNull;
+import kong.unirest.json.JSONArray;
+import kong.unirest.json.JSONObject;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.PropertySource;
 import org.springframework.stereotype.Service;
 
-import java.util.Arrays;
+import java.util.ArrayList;
 import java.util.List;
 
 @Slf4j
@@ -54,10 +55,25 @@ public class LLMConnectorService {
         this.objectMapper = objectMapper;
     }
 
-    public String getLLMAnswer(String messageHistory) {
+    public String getLLMAnswer(JSONObject messageHistory) {
         log.info("Received input: {}", messageHistory);
 
-        List<CSMLMessageDTO> messages = Arrays.asList(objectMapper.readValue(messageHistory, CSMLMessageDTO[].class));
+        List<CSMLMessageDTO> messages = new ArrayList<>();
+        try {
+            JSONArray jsonArray = messageHistory.getJSONArray("message_history");
+            for (int i = 0; i < jsonArray.length(); i++) {
+                JSONObject jsonObject = jsonArray.getJSONObject(i);
+                String id = (String) jsonObject.get("id");
+                String sender = (String) jsonObject.get("sender");
+                String content = (String) jsonObject.get("content");
+                String messageType = (String) jsonObject.get("messageType");
+
+                messages.add(new CSMLMessageDTO(id, sender, content, messageType));
+            }
+        } catch (Exception e) {
+            log.error("getLLMAnswer: Error parsing message_history string: ", e);
+            return "Error parsing message_history string";
+        }
 
         log.info("Parsed messages: {}", messages);