fixed the biller Id Saving problem added 404 not found url

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

@@ -0,0 +1,32 @@
+package com.billpaymentservice.bbps.dto;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+@JsonIgnoreProperties(ignoreUnknown = true)
+public  class ComplaintDetailsDTO {
+    private String complaintId;          // UUID
+    private String complaintDescr;       // Complaint description
+    private String complaintDispos;      // Complaint disposition
+    private String complaintType;
+    // Complaint type
+    @JsonProperty("txnId")
+    private String bankTxnId;                // Transaction ID
+    private String txnNpciId;            // Transaction NPCI ID
+    private String assignedTo;           // Assigned person
+    private String complaintNpciId;      // Complaint NPCI ID
+    private String complaintRaisedFrom;  // Who raised the complaint
+    private String userId;               // User ID
+    private String status;               // Complaint status
+    private String refId;                // Reference ID
+    private String estimated_TAT;        // Estimated Turnaround Time
+    private String creationDate;         // ISO timestamp
+    private String modifiedDate;         // ISO timestamp
+    private Long createdEpochDate;       // Epoch creation time
+    private Long modifiedEpochDate;      // Epoch modified time
+}