updating error handling

src/main/java/zw/qantra/tm/domain/models/Transaction.java

@@ -94,6 +94,8 @@ public class Transaction extends BaseEntity {
 
     @Column(columnDefinition = "TEXT")
     private String errorMessage;
+    @Column(columnDefinition = "TEXT")
+    private String systemErrorMessage;
     private String responseCode;
     @Enumerated(EnumType.STRING)
     private Status status;