diff --git a/src/main/java/com/ando/dynamic_soa_mapper/config/DataSeeder.java b/src/main/java/com/ando/dynamic_soa_mapper/config/DataSeeder.java
index 80280e9..23b8adc 100644
--- a/src/main/java/com/ando/dynamic_soa_mapper/config/DataSeeder.java
+++ b/src/main/java/com/ando/dynamic_soa_mapper/config/DataSeeder.java
@@ -54,6 +54,15 @@ public class DataSeeder implements CommandLineRunner {
 
         List<SoaMappingConfig> configs = new ArrayList<>();
 
+        // ==========================================
+        // KOTRAN GLOBAL: Header Standar (Selalu ikut di semua Kotran)
+        // ==========================================
+        configs.add(createConfig("GLOBAL", "RequestHeader.MessageSender", "String", "'TPS_CORE'", null, 1));
+        configs.add(createConfig("GLOBAL", "RequestHeader.MessageType", "String", "'JSON'", null, 1));
+        configs.add(createConfig("GLOBAL", "RequestHeader.ChannelId", "String", "'116'", null, 1));
+        // Global Date: Dieksekusi secara dinamis setiap kali request terjadi
+        configs.add(createConfig("GLOBAL", "RequestHeader.GlobalTimestamp", "String", "new java.text.SimpleDateFormat('yyyy-MM-dd HH:mm:ss').format(new java.util.Date())", null, 1));
+
         // ==========================================
         // KOTRAN 1001: Standar Mapping & Simple Math
         // ==========================================
@@ -70,7 +79,6 @@ public class DataSeeder implements CommandLineRunner {
         configs.add(createConfig("1002", "TLBF_EQV_AMT", "Number", "#payment.currency == 'USD' ? (#transaction.amount * 15000) : #transaction.amount", null, 1));
         // Concatenation string
         configs.add(createConfig("1002", "TLBF_REF", "String", "'REF-' + #transaction.id", null, 1));
-
         // ==========================================
         // KOTRAN 1003: NPE Handling & Default Values
         // ==========================================
diff --git a/src/main/java/com/ando/dynamic_soa_mapper/service/MappingEngineService.java b/src/main/java/com/ando/dynamic_soa_mapper/service/MappingEngineService.java
index ce6cc06..b29711d 100644
--- a/src/main/java/com/ando/dynamic_soa_mapper/service/MappingEngineService.java
+++ b/src/main/java/com/ando/dynamic_soa_mapper/service/MappingEngineService.java
@@ -13,6 +13,7 @@ import org.springframework.expression.spel.standard.SpelExpressionParser;
 import org.springframework.expression.spel.support.StandardEvaluationContext;
 import org.springframework.stereotype.Service;
 
+import java.util.ArrayList;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
@@ -47,18 +48,26 @@ public class MappingEngineService {
         context.setVariable("payment", payment);
         // Jika ke depan ada object baru (misal Customer), cukup tambahkan: context.setVariable("customer", customerData);
 
-        // 4. Fetch Mapping Rules
-        List<SoaMappingConfig> configs = configRepo.findByKotranAndStatusOrderByTargetFieldNmAsc(kotran, "ACTIVE");
+        // 4. Fetch Mapping Rules (Perubahan untuk Global Config)
+        // Ambil rule GLOBAL (header statis)
+        List<SoaMappingConfig> globalConfigs = configRepo.findByKotranAndStatusOrderByTargetFieldNmAsc("GLOBAL", "ACTIVE");
 
-        if (configs.isEmpty()) {
+        // Ambil rule spesifik sesuai Kotran yang direquest
+        List<SoaMappingConfig> specificConfigs = configRepo.findByKotranAndStatusOrderByTargetFieldNmAsc(kotran, "ACTIVE");
+
+        if (specificConfigs.isEmpty()) {
             throw new RuntimeException("Konfigurasi tidak ditemukan untuk Kotran: " + kotran);
         }
 
+        // Gabungkan rule: Global dievaluasi duluan, baru ditimpa/ditambah oleh Specific
+        List<SoaMappingConfig> allConfigs = new ArrayList<>(globalConfigs);
+        allConfigs.addAll(specificConfigs);
+
         // Menggunakan LinkedHashMap agar urutan field JSON sesuai urutan konfigurasi di Database
         Map<String, Object> payload = new LinkedHashMap<>();
 
         // 5. Evaluation Loop
-        for (SoaMappingConfig config : configs) {
+        for (SoaMappingConfig config : allConfigs) {
             Object evaluatedValue = null;
 
             try {
@@ -94,7 +103,7 @@ public class MappingEngineService {
             }
         }
 
-        log.info("Mapping selesai. Total config field yang diproses: {}", configs.size());
+        log.info("Mapping selesai. Total config field yang diproses: {}", allConfigs.size());
         return payload;
     }
     /**
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 78272fb..b193073 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -10,5 +10,4 @@ spring:
   jpa:
     database-platform: org.hibernate.dialect.OracleDialect
     hibernate:
-      ddl-auto: update
-    show-sql: true
\ No newline at end of file
+      ddl-auto: update
\ No newline at end of file