for the review

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

@@ -0,0 +1,16 @@
+package com.billpaymentservice.bbps.dto;
+
+import java.util.List;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class CustomerParamsRequest {
+	 private List<Tag> tags;
+}

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

@@ -1,10 +1,14 @@
 package com.billpaymentservice.bbps.dto;
 
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 import lombok.Setter;
 
 @Getter
 @Setter
+@AllArgsConstructor
+@NoArgsConstructor
 public class GeneralResp {
     private String statusCode;
     private String status;

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

@@ -17,7 +17,7 @@ import lombok.ToString;
 @ToString
 public class MasterApiResponse {
 
-	private GeneralResponse generalResp;
+	private GeneralResp generalResp;
 	private List<CategoryResponse> categoryRespList;
 
 }

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

@@ -0,0 +1,15 @@
+package com.billpaymentservice.bbps.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class RemitterIdentity {
+	private String name;
+    private String value;
+}

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

@@ -0,0 +1,46 @@
+package com.billpaymentservice.bbps.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class ResponseModel<T> {
+
+	private String message;
+	private String status;
+	private int statusCode;
+	private Object data;
+	private Object duplicateData;
+	private int size;
+	
+	public ResponseModel(String message, String status, int statusCode, Object data) {
+		super();
+		this.message = message;
+		this.status = status;
+		this.statusCode = statusCode;
+		this.data = data;
+		
+	}
+	public ResponseModel(String message, String status, int statusCode, Object data,Object data1) {
+		this.message = message;
+		this.status = status;
+		this.statusCode = statusCode;
+		this.data = data;
+		this.duplicateData=data1;
+	}
+	
+	public ResponseModel(String message, String status, int statusCode, Object data, int size) {
+		super();
+		this.message = message;
+		this.status = status;
+		this.statusCode = statusCode;
+		this.data = data;
+		this.size = size;
+	}
+	
+}

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

@@ -0,0 +1,15 @@
+package com.billpaymentservice.bbps.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class Tag {
+	 private String name;
+	 private String value;
+}

src/main/java/com/billpaymentservice/bbps/dto/request/BillerDetailRequest.java

@@ -1,7 +1,5 @@
 package com.billpaymentservice.bbps.dto.request;
 
-import com.billpaymentservice.bbps.entites.BaseClass;
-
 import jakarta.validation.constraints.NotNull;
 import lombok.Getter;
 import lombok.Setter;

src/main/java/com/billpaymentservice/bbps/dto/request/CustomParamRequest.java

@@ -1,7 +1,5 @@
 package com.billpaymentservice.bbps.dto.request;
 
-import com.billpaymentservice.bbps.entites.BaseClass;
-
 import jakarta.validation.constraints.NotNull;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
@@ -12,7 +10,7 @@ import lombok.Setter;
 @Setter
 @NoArgsConstructor
 @AllArgsConstructor
-public class CustomerParamRequest extends BaseClass {
+public class CustomParamRequest extends BaseClass {
 
 	@NotNull
 	private String billerId;

src/main/java/com/billpaymentservice/bbps/dto/request/FetchBillRequest.java

@@ -0,0 +1,31 @@
+package com.billpaymentservice.bbps.dto.request;
+
+import java.util.List;
+
+import com.billpaymentservice.bbps.dto.CustomerParamsRequest;
+import com.billpaymentservice.bbps.dto.RemitterIdentity;
+import com.billpaymentservice.bbps.dto.Tag;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class FetchBillRequest extends BaseClass {
+
+    private String tenantId;                 // M
+    private String billerId;                 // M
+    private String billerName;               // M
+    private String billerCategory;           // M
+    private String clientReqId;              // C
+    private String macAdress;                // C
+    private String customerMobNo;            // M
+    private String remitterName;             // O
+    private String paymentChannel;           // M
+    private List<Tag> deviceBlockTags;       // M
+    private CustomerParamsRequest customerParamsRequest; // M
+    private List<RemitterIdentity> remitterIdentity;     // O
+}

src/main/java/com/billpaymentservice/bbps/dto/request/MasterRequest.java

@@ -0,0 +1,15 @@
+package com.billpaymentservice.bbps.dto.request;
+
+import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class MasterRequest extends BaseClass {
+    @NotNull
+	private String tenantId;
+}

src/main/java/com/billpaymentservice/bbps/dto/request/MerchantRequestModel.java

@@ -5,7 +5,7 @@ import lombok.Setter;
 
 @Getter
 @Setter
-public class MerchantRequestModel {
+public class MerchantRequestModel  {
 
 	private String mid;
 	private String secretKey;

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

@@ -2,7 +2,9 @@ package com.billpaymentservice.bbps.dto.response;
 
 import com.billpaymentservice.bbps.dto.BillerDAO;
 import com.billpaymentservice.bbps.dto.GeneralResp;
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonProperty;
 
 import lombok.Getter;
 import lombok.Setter;
@@ -11,7 +13,7 @@ import lombok.Setter;
 @Setter
 @JsonIgnoreProperties(ignoreUnknown = true)
 public class BillerDataResponse {
-	private BillerDAO billerDAO;
-	
-    private GeneralResp generalResp;
+	 private BillerDAO billerDAO;
+	 @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
+	  private GeneralResp generalResp;
 }

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

@@ -6,6 +6,7 @@ import com.billpaymentservice.bbps.dto.ContactMaster;
 import com.billpaymentservice.bbps.dto.CustomParam;
 import com.billpaymentservice.bbps.dto.CustomerParam;
 import com.billpaymentservice.bbps.dto.GeneralResp;
+import com.fasterxml.jackson.annotation.JsonProperty;
 
 import lombok.AllArgsConstructor;
 import lombok.Getter;
@@ -17,6 +18,7 @@ import lombok.Setter;
 @AllArgsConstructor
 @NoArgsConstructor
 public class CustomParamResp {
+	  @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
 	  private GeneralResp generalResp;
 	  private List<CustomParam> customParamResp;
 }

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

@@ -0,0 +1,33 @@
+package com.billpaymentservice.bbps.dto.response;
+
+import com.billpaymentservice.bbps.dto.GeneralResponse;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+public class FetchBillResponse {
+	
+	private GeneralResponse genericResponse;
+    private String billId;
+    private String refId;
+    private String billerId;
+    private String status;
+    private String actionType;
+    private String userId;
+    private String billerResponse;
+    private String additionalInfo;
+    private String customerParams;
+    private String creationDate;
+    private String modifiedDate;
+    private long createdEpochDate;
+    private long modifiedEpochDate;
+
+
+}