progress on aligning transaction payloads

src/main/java/zw/qantra/tm/domain/services/TransactionEventService.java

@@ -0,0 +1,18 @@
+package zw.qantra.tm.domain.services;
+
+import org.springframework.stereotype.Service;
+
+import lombok.RequiredArgsConstructor;
+import zw.qantra.tm.domain.models.TransactionEvent;
+import zw.qantra.tm.domain.repositories.TransactionEventRepository;
+
+@Service
+@RequiredArgsConstructor
+public class TransactionEventService {
+    private final TransactionEventRepository transactionEventRepository;
+
+    public void save(TransactionEvent transactionEvent) {
+        transactionEventRepository.save(transactionEvent);
+    }
+    
+}