create visitor password

lib/services/auth_api.dart

@@ -79,20 +79,37 @@ class AuthenticationAPI {
     }
   }
 
-  static Future<bool> verifyOtp(
+  static Future verifyOtp(
       {required String email, required String otpCode}) async {
-    final response = await HTTPService().post(
-        path: ApiEndpoints.verifyOtp,
-        body: {"email": email, "type": "PASSWORD", "otpCode": otpCode},
-        showServerMessage: true,
-        expectedResponseModel: (json) {
-          if (json['message'] == 'Otp Verified Successfully') {
-            return true;
-          } else {
-            return false;
-          }
-        });
-    return response;
+    try{
+      final response = await HTTPService().post(
+          path: ApiEndpoints.verifyOtp,
+          body: {"email": email, "type": "PASSWORD", "otpCode": otpCode},
+          showServerMessage: true,
+          expectedResponseModel: (json) {
+            print('json=$json');
+
+            if (json['message'] == 'Otp Verified Successfully') {
+              return true;
+            } else {
+              return false;
+            }
+          });
+      return response;
+    }on DioException catch (e){
+      if (e.response != null) {
+        if (e.response!.statusCode == 400) {
+          // Handle 400 Bad Request
+          final errorData = e.response!.data;
+          String errorMessage = errorData['message'];
+          debugPrint('Unexpected Error: $errorMessage');
+            return errorMessage;
+
+        }
+      } else {
+        debugPrint('Error: ${e.message}');
+      }
+    }
   }
 
   static Future<List<RegionModel>> fetchRegion() async {