diff --git a/CountlyContentBuilderInternal.m b/CountlyContentBuilderInternal.m
index 9af91e28..59589114 100644
--- a/CountlyContentBuilderInternal.m
+++ b/CountlyContentBuilderInternal.m
@@ -102,9 +102,23 @@ - (void)fetchContents {
             return;
         }
         
-        NSDictionary *jsonResponse = [NSJSONSerialization JSONObjectWithData:data options:0 error:nil];
-        NSString *pathToHtml = jsonResponse[@"pathToHtml"];
-        NSDictionary *placementCoordinates = jsonResponse[@"placementCoordinates"];
+        NSError *jsonError;
+        NSDictionary *jsonResponse = [NSJSONSerialization JSONObjectWithData:data options:0 error:&jsonError];
+        
+        if (jsonError) {
+            CLY_LOG_I(@"Failed to parse JSON: %@", jsonError);
+            self->_isRequestQueueLocked = NO;
+            return;
+        }
+        
+        if (!jsonResponse) {
+            CLY_LOG_I(@"Received empty or null response.");
+            self->_isRequestQueueLocked = NO;
+            return;
+        }
+        
+        NSString *pathToHtml = jsonResponse[@"html"];
+        NSDictionary *placementCoordinates = jsonResponse[@"geo"];
         if(pathToHtml) {
             [self showContentWithHtmlPath:pathToHtml placementCoordinates:placementCoordinates];
         }
@@ -118,9 +132,8 @@ - (NSURLRequest *)fetchContentsRequest
 {
     NSString* queryString = [CountlyConnectionManager.sharedInstance queryEssentials];
     NSString *resolutionJson = [self resolutionJson];
-    queryString = [queryString stringByAppendingFormat:@"&%@=%@&%@=%@",
-                   kCountlyQSKeyMethod, kCountlyCBFetchContent,
-                   @"res", resolutionJson];
+    queryString = [queryString stringByAppendingFormat:@"&%@=%@",
+                   @"resolution", resolutionJson];
     
     queryString = [CountlyConnectionManager.sharedInstance appendChecksum:queryString];
     
@@ -155,8 +168,8 @@ - (NSString *)resolutionJson {
     CGFloat height = screenBounds.size.height;
     
     NSDictionary *resolutionDict = @{
-        @"p": @{@"h": @(height), @"w": @(width)},
-        @"l": @{@"h": @(width), @"w": @(height)}
+        @"portrait": @{@"height": @(height), @"width": @(width)},
+        @"landscape": @{@"height": @(width), @"width": @(height)}
     };
     
     NSData *jsonData = [NSJSONSerialization dataWithJSONObject:resolutionDict options:0 error:nil];
@@ -180,12 +193,12 @@ - (void)showContentWithHtmlPath:(NSString *)urlString placementCoordinates:(NSDi
         
     
     // Get the appropriate coordinates based on the orientation
-    NSDictionary *coordinates = isLandscape ? placementCoordinates[@"landscape"] : placementCoordinates[@"portrait"];
+    NSDictionary *coordinates = isLandscape ? placementCoordinates[@"l"] : placementCoordinates[@"p"];
     
     CGFloat x = [coordinates[@"x"] floatValue];
     CGFloat y = [coordinates[@"y"] floatValue];
-    CGFloat width = [coordinates[@"width"] floatValue];
-    CGFloat height = [coordinates[@"height"] floatValue];
+    CGFloat width = [coordinates[@"w"] floatValue];
+    CGFloat height = [coordinates[@"h"] floatValue];
     
     CGRect frame = CGRectMake(x, y, width, height);
     
diff --git a/CountlyPersistency.m b/CountlyPersistency.m
index 276f70db..5edff471 100644
--- a/CountlyPersistency.m
+++ b/CountlyPersistency.m
@@ -282,23 +282,27 @@ - (void)recordEvent:(CountlyEvent *)event
 
 - (NSString *)serializedRecordedEvents
 {
-    NSMutableArray* tempArray = NSMutableArray.new;
-
+    NSMutableArray *tempArray = NSMutableArray.new;
+    
     @synchronized (self.recordedEvents)
     {
         if (self.recordedEvents.count == 0)
             return nil;
-
-        for (CountlyEvent* event in self.recordedEvents.copy)
+        
+        NSArray *eventsCopy = self.recordedEvents.copy;
+        
+        for (CountlyEvent *event in eventsCopy)
         {
             [tempArray addObject:[event dictionaryRepresentation]];
-            [self.recordedEvents removeObject:event];
         }
+        
+        [self.recordedEvents removeObjectsInArray:eventsCopy];
     }
-
+    
     return [tempArray cly_JSONify];
 }
 
+
 - (void)flushEvents
 {
     @synchronized (self.recordedEvents)