added initatePayment and checkTxnStatus

src/main/java/com/billpaymentservice/bbps/dto/response/BillDataResponse.java

@@ -4,7 +4,7 @@ import java.util.List;
 
 import com.billpaymentservice.bbps.dto.AdditionalInfoBill;
 import com.billpaymentservice.bbps.dto.BillerResponseBill;
-import com.billpaymentservice.bbps.dto.CustomerParamBill;
+import com.billpaymentservice.bbps.dto.CustomerParamDAO;
 import com.billpaymentservice.bbps.dto.GeneralResp;
 import com.billpaymentservice.bbps.dto.GeneralResponse;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
@@ -31,7 +31,7 @@ public class BillDataResponse {
 	    
 	    private BillerResponseBill billerResponse;   // nested object
 	    private List<AdditionalInfoBill> additionalInfo;  // array of objects
-	    private List<CustomerParamBill> customerParams;   // array of objects
+	    private List<CustomerParamDAO> customerParams;   // array of objects
 
 	    private String creationDate;
 	    private String modifiedDate;

src/main/java/com/billpaymentservice/bbps/dto/response/BillPaymentResponse.java

@@ -0,0 +1,21 @@
+package com.billpaymentservice.bbps.dto.response;
+
+import com.billpaymentservice.bbps.dto.GeneralResp;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class BillPaymentResponse {
+
+    private String txnId;
+    private String refId;
+    private String billerId;
+    private String billerCategory;
+    private String actionType;
+    private String status;
+    private double txnAmount;
+    private String paymentMode;
+    private String currency;
+    private GeneralResp genericResponse; // ✅ Common response block
+}

src/main/java/com/billpaymentservice/bbps/dto/response/TransactionStatusResponse.java

@@ -0,0 +1,24 @@
+package com.billpaymentservice.bbps.dto.response;
+
+import com.billpaymentservice.bbps.dto.AgentFundTransfer;
+import com.billpaymentservice.bbps.dto.GeneralResp;
+import com.billpaymentservice.bbps.dto.TransactionDAO;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class TransactionStatusResponse {
+
+    @JsonProperty("transactionDAO")
+    private TransactionDAO transactionDAO;
+
+    @JsonProperty("agentFundTransfer")
+    private AgentFundTransfer agentFundTransfer;
+
+    @JsonProperty("generalResp")
+    private GeneralResp generalResp;
+}
+