cretaed entities for BillerDetail

src/main/java/com/billpaymentservice/bbps/entites/BillerPlanResponseParams.java

@@ -0,0 +1,40 @@
+package com.billpaymentservice.bbps.entites;
+
+import java.util.List;
+
+import lombok.Getter;
+import lombok.Setter;
+
+import jakarta.persistence.*;
+import jakarta.validation.constraints.*;
+import lombok.Getter;
+import lombok.Setter;
+import java.util.List;
+
+@Getter
+@Setter
+@Entity
+@Table(name = "biller_plan_response_params")
+public class BillerPlanResponseParams {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id; // Primary Key
+
+    @Column(name = "biller_plan_response_id", nullable = false, unique = true)
+    @NotBlank(message = "Biller Plan Response ID cannot be blank")
+    private String billerPlanResponseId;
+
+    // ✅ params list — since it's not a separate table, we can store as JSON or text
+    @Column(name = "params", columnDefinition = "TEXT")
+    private String paramsJson;
+
+    @Column(name = "amount_options", columnDefinition = "TEXT")
+    private String amountOptionsJson;
+
+    // 🔗 Relationship with BillerDAO
+    @OneToOne
+    @JoinColumn(name = "biller_id", nullable = false)
+    private BillerDetails biller;
+}
+