duplicate key problem solved biller detail

src/main/java/com/billpaymentservice/bbps/dto/CustomParamDTO.java

@@ -6,11 +6,13 @@ import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
+import lombok.ToString;
 
 @Getter
 @Setter
 @AllArgsConstructor
 @NoArgsConstructor
+@ToString
 public class CustomParamDTO {
 	 private String customParamName;
      private String dataType;