minor fixes

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

@@ -39,6 +39,7 @@ public class Transaction extends BaseEntity {
     private String userId;
     private String trace;
     private String region;
+    @Enumerated(EnumType.STRING)
     private PartyType partyType;
     private BigDecimal amount;
     private BigDecimal charge;