diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ca504e5..74d6392a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
+### [Version 4.1.3](https://github.com/CleverTap/clevertap-ios-sdk/releases/tag/4.1.3) (October 11, 2022)
+
+##### Fixed
+- Fixes the value of `wzrk_c2a` key for image-only in-app notification CTAs.
+- Possible fix for crashes related to profile caches.
+- Updates support for CleverTap Signed Call iOS SDK.
+
 ### [Version 4.1.2](https://github.com/CleverTap/clevertap-ios-sdk/releases/tag/4.1.2) (September 16, 2022)
 
 ##### Fixed
diff --git a/CleverTap-iOS-SDK.podspec b/CleverTap-iOS-SDK.podspec
index be042a95..081df57d 100644
--- a/CleverTap-iOS-SDK.podspec
+++ b/CleverTap-iOS-SDK.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
 s.name                      = "CleverTap-iOS-SDK"
-s.version                   = "4.1.2"
+s.version                   = "4.1.3"
 s.summary                   = "The CleverTap iOS SDK for App Analytics and Engagement."
 s.homepage                  = "https://github.com/CleverTap/clevertap-ios-sdk"
 s.license                   = { :type => "MIT" }
diff --git a/CleverTapSDK/CTConstants.h b/CleverTapSDK/CTConstants.h
index 4716b3a8..91f38adc 100644
--- a/CleverTapSDK/CTConstants.h
+++ b/CleverTapSDK/CTConstants.h
@@ -30,9 +30,9 @@ extern NSString *const kCTNotifViewedApiDomain;
 #define CLTAP_GEOFENCE_ENTERED_EVENT_NAME @"Geocluster Entered"
 #define CLTAP_GEOFENCE_EXITED_EVENT_NAME @"Geocluster Exited"
 
-#define CLTAP_DIRECT_CALL_OUTGOING_EVENT_NAME @"DCOutgoing"
-#define CLTAP_DIRECT_CALL_INCOMING_EVENT_NAME @"DCIncoming"
-#define CLTAP_DIRECT_CALL_END_EVENT_NAME @"DCEnd"
+#define CLTAP_SIGNED_CALL_OUTGOING_EVENT_NAME @"SCOutgoing"
+#define CLTAP_SIGNED_CALL_INCOMING_EVENT_NAME @"SCIncoming"
+#define CLTAP_SIGNED_CALL_END_EVENT_NAME @"SCEnd"
 
 #define CLTAP_PREFS_LAST_DAILY_PUSHED_EVENTS_DATE @"lastDailyEventsPushedDate"
 #define CLTAP_SYSTEM_VERSION_LESS_THAN(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedAscending)
diff --git a/CleverTapSDK/CTDeviceInfo.h b/CleverTapSDK/CTDeviceInfo.h
index 023d0df3..78e10058 100644
--- a/CleverTapSDK/CTDeviceInfo.h
+++ b/CleverTapSDK/CTDeviceInfo.h
@@ -25,12 +25,12 @@
 @property (atomic, readwrite) NSString *library;
 @property (assign, readonly) BOOL wifi;
 @property (strong, readonly) NSMutableArray<CTValidationResult*>* validationErrors;
-@property (strong, readonly) NSString *directCallSDKVersion;
+@property (strong, readonly) NSString *signedCallSDKVersion;
 
 - (instancetype)initWithConfig:(CleverTapInstanceConfig *)config andCleverTapID:(NSString *)cleverTapID;
 - (void)forceUpdateDeviceID:(NSString *)newDeviceID;
 - (void)forceNewDeviceID;
 - (void)forceUpdateCustomDeviceID:(NSString *)cleverTapID;
 - (BOOL)isErrorDeviceID;
-- (void)setDirectCallSDKVersion: (NSString *)version;
+- (void)setSignedCallSDKVersion: (NSString *)version;
 @end
diff --git a/CleverTapSDK/CTDeviceInfo.m b/CleverTapSDK/CTDeviceInfo.m
index f552b7ca..7ad74088 100644
--- a/CleverTapSDK/CTDeviceInfo.m
+++ b/CleverTapSDK/CTDeviceInfo.m
@@ -39,7 +39,7 @@
 static NSString *_radio;
 static NSString *_deviceWidth;
 static NSString *_deviceHeight;
-static NSString *_directCallSDKVersion;
+static NSString *_signedCallSDKVersion;
 
 #if !CLEVERTAP_NO_REACHABILITY_SUPPORT
 SCNetworkReachabilityRef _reachability;
@@ -470,12 +470,12 @@ - (NSString *)getCurrentRadioAccessTechnology {
 }
 #endif
 
-- (void)setDirectCallSDKVersion: (NSString *)version {
-    _directCallSDKVersion = version;
+- (void)setSignedCallSDKVersion: (NSString *)version {
+    _signedCallSDKVersion = version;
 }
 
-- (NSString *)directCallSDKVersion {
-    return _directCallSDKVersion;
+- (NSString *)signedCallSDKVersion {
+    return _signedCallSDKVersion;
 }
 
 @end
diff --git a/CleverTapSDK/CTEventBuilder.h b/CleverTapSDK/CTEventBuilder.h
index c0de1cff..d3a84635 100644
--- a/CleverTapSDK/CTEventBuilder.h
+++ b/CleverTapSDK/CTEventBuilder.h
@@ -38,7 +38,7 @@
                  forGeofenceDetails:(NSDictionary * _Nonnull)geofenceDetails
               completionHandler:(void(^ _Nonnull)(NSDictionary * _Nullable event, NSArray<CTValidationResult*> * _Nullable errors))completion;
 
-+ (void)buildDirectCallEvent:(int)eventRawValue
++ (void)buildSignedCallEvent:(int)eventRawValue
               forCallDetails:(NSDictionary * _Nonnull)callDetails
            completionHandler:(void(^ _Nonnull)(NSDictionary * _Nullable event, NSArray<CTValidationResult*> * _Nullable errors))completion;
 
diff --git a/CleverTapSDK/CTEventBuilder.m b/CleverTapSDK/CTEventBuilder.m
index d9ffb131..c3715256 100644
--- a/CleverTapSDK/CTEventBuilder.m
+++ b/CleverTapSDK/CTEventBuilder.m
@@ -423,15 +423,15 @@ + (void)buildGeofenceStateEvent:(BOOL)entered
 }
 
 /**
- * Raises and logs Direct Call system events
+ * Raises and logs Signed Call system events
  */
-+ (void)buildDirectCallEvent:(int)eventRawValue
++ (void)buildSignedCallEvent:(int)eventRawValue
               forCallDetails:(NSDictionary * _Nonnull)callDetails
            completionHandler:(void(^ _Nonnull)(NSDictionary * _Nullable event, NSArray<CTValidationResult*> * _Nullable errors))completion {
     NSMutableArray<CTValidationResult*> *errors = [NSMutableArray new];
     CTValidationResult *error = [[CTValidationResult alloc] init];
     [error setErrorCode: 524];
-    [error setErrorDesc: @"Direct Call does not have any field"];
+    [error setErrorDesc: @"Signed Call does not have any field"];
     @try {
         NSMutableDictionary *eventDic = [NSMutableDictionary new];
         NSMutableDictionary *notif = [NSMutableDictionary new];
@@ -439,32 +439,32 @@ + (void)buildDirectCallEvent:(int)eventRawValue
         
         if ([notif count] == 0) {
             [errors addObject: error];
-            CleverTapLogStaticDebug(@"Direct Call does not have any field");
+            CleverTapLogStaticDebug(@"Signed Call does not have any field");
         }
-        NSString *directCallEvent;
+        NSString *signedCallEvent;
         switch (eventRawValue) {
             case 0:
-                directCallEvent = CLTAP_DIRECT_CALL_OUTGOING_EVENT_NAME;
+                signedCallEvent = CLTAP_SIGNED_CALL_OUTGOING_EVENT_NAME;
             case 1:
-                directCallEvent = CLTAP_DIRECT_CALL_INCOMING_EVENT_NAME;
+                signedCallEvent = CLTAP_SIGNED_CALL_INCOMING_EVENT_NAME;
             case 2:
-                directCallEvent = CLTAP_DIRECT_CALL_END_EVENT_NAME;
+                signedCallEvent = CLTAP_SIGNED_CALL_END_EVENT_NAME;
             default: break;
         }
-        if (directCallEvent) {
-            eventDic[@"evtName"] = directCallEvent;
+        if (signedCallEvent) {
+            eventDic[@"evtName"] = signedCallEvent;
             eventDic[@"evtData"] = notif;
             completion(eventDic, errors);
         } else {
             CTValidationResult *error = [[CTValidationResult alloc] init];
             [error setErrorCode: 525];
-            [error setErrorDesc: @"Direct Call did not specify event name"];
+            [error setErrorDesc: @"Signed Call did not specify event name"];
             [errors addObject: error];
-            CleverTapLogStaticDebug(@"Direct Call did not specify event name");
+            CleverTapLogStaticDebug(@"Signed Call did not specify event name");
             completion(nil, errors);
         }
     } @catch (NSException *e) {
-        CleverTapLogStaticDebug(@"Unable to build direct call event: %@", e.debugDescription);
+        CleverTapLogStaticDebug(@"Unable to build signed call event: %@", e.debugDescription);
         completion(nil, errors);
     }
 }
diff --git a/CleverTapSDK/CTInAppDisplayViewController.m b/CleverTapSDK/CTInAppDisplayViewController.m
index 5a05fc1c..bd65a5a3 100644
--- a/CleverTapSDK/CTInAppDisplayViewController.m
+++ b/CleverTapSDK/CTInAppDisplayViewController.m
@@ -207,7 +207,7 @@ - (void)handleButtonClickFromIndex:(int)index {
 - (void)handleImageTapGesture {
     CTNotificationButton *button = self.notification.buttons[0];
     NSURL *buttonCTA = button.actionURL;
-    NSString *buttonText = @"image";
+    NSString *buttonText = @"";
     NSString *campaignId = self.notification.campaignId;
     NSDictionary *buttonCustomExtras = button.customExtras;
     
diff --git a/CleverTapSDK/CTLocalDataStore.m b/CleverTapSDK/CTLocalDataStore.m
index b18c72ed..135ef93a 100644
--- a/CleverTapSDK/CTLocalDataStore.m
+++ b/CleverTapSDK/CTLocalDataStore.m
@@ -625,16 +625,18 @@ - (NSMutableDictionary *)_inflateLocalProfile {
 }
 
 - (void)persistLocalProfileIfRequired {
-    BOOL shouldPersist = NO;
-    double now = [[[NSDate alloc] init] timeIntervalSince1970];
-    @synchronized (lastProfilePersistenceTime) {
-        if (now > (lastProfilePersistenceTime.doubleValue + kProfilePersistenceIntervalSeconds)) {
-            shouldPersist = YES;
+    [self runOnBackgroundQueue:^{
+        BOOL shouldPersist = NO;
+        double now = [[[NSDate alloc] init] timeIntervalSince1970];
+        @synchronized (self->lastProfilePersistenceTime) {
+            if (now > (self->lastProfilePersistenceTime.doubleValue + kProfilePersistenceIntervalSeconds)) {
+                shouldPersist = YES;
+            }
         }
-    }
-    if (shouldPersist) {
-        [self _persistLocalProfileAsync];
-    }
+        if (shouldPersist) {
+            [self _persistLocalProfileAsync];
+        }
+    }];
 }
 
 - (void)_persistLocalProfileAsync {
diff --git a/CleverTapSDK/CleverTap.h b/CleverTapSDK/CleverTap.h
index 1beb194b..e9fda1c7 100644
--- a/CleverTapSDK/CleverTap.h
+++ b/CleverTapSDK/CleverTap.h
@@ -47,10 +47,10 @@ typedef NS_ENUM(int, CleverTapChannel) {
     CleverTapInAppNotification = 2
 };
 
-typedef NS_ENUM(int, CTDirectCallEvent) {
-    DIRECT_CALL_OUTGOING_EVENT = 0,
-    DIRECT_CALL_INCOMING_EVENT,
-    DIRECT_CALL_END_EVENT
+typedef NS_ENUM(int, CTSignedCallEvent) {
+    SIGNED_CALL_OUTGOING_EVENT = 0,
+    SIGNED_CALL_INCOMING_EVENT,
+    SIGNED_CALL_END_EVENT
 };
 
 @interface CleverTap : NSObject
@@ -68,9 +68,9 @@ typedef NS_ENUM(int, CTDirectCallEvent) {
 @property (nonatomic, strong, readonly, nonnull) CleverTapInstanceConfig *config;
 
 /**
- CleverTap region/ domain value for direct call domain setup
+ CleverTap region/ domain value for signed call domain setup
  */
-@property (nonatomic, strong, readwrite, nullable) NSString *directCallDomain;
+@property (nonatomic, strong, readwrite, nullable) NSString *signedCallDomain;
 
 
 /* ------------------------------------------------------------------------------------------------------
@@ -1257,21 +1257,21 @@ extern NSString * _Nonnull const CleverTapProfileDidInitializeNotification;
  @method
  
  @abstract
- Record Direct Call System Events.
+ Record Signed Call System Events.
  
  @param calldetails call details dictionary
  */
-- (void)recordDirectCallEvent:(int)eventRawValue forCallDetails:(NSDictionary *_Nonnull)calldetails;
+- (void)recordSignedCallEvent:(int)eventRawValue forCallDetails:(NSDictionary *_Nonnull)calldetails;
 
 /*!
  @method
  
  @abstract
- Record Direct Call SDK version.
+ Record Signed Call SDK version.
  
- @param version Direct call SDK version
+ @param version Signed call SDK version
  */
-- (void)setDirectCallVersion:(NSString* _Nullable)version;
+- (void)setSignedCallVersion:(NSString* _Nullable)version;
 
 /*!
  @method
diff --git a/CleverTapSDK/CleverTap.m b/CleverTapSDK/CleverTap.m
index 99c03f3e..3f21a452 100644
--- a/CleverTapSDK/CleverTap.m
+++ b/CleverTapSDK/CleverTap.m
@@ -1154,7 +1154,7 @@ - (NSArray *)insertHeader:(NSDictionary *)header inBatch:(NSArray *)batch {
 
 - (NSDictionary *)generateAppFields {
     NSMutableDictionary *evtData = [NSMutableDictionary new];
-    evtData[@"dcv"] = self.deviceInfo.directCallSDKVersion;
+    evtData[@"scv"] = self.deviceInfo.signedCallSDKVersion;
     
     evtData[@"Version"] = self.deviceInfo.appVersion;
     
@@ -4863,12 +4863,12 @@ - (void)_buildGeofenceStateEvent:(BOOL)entered forGeofenceDetails:(NSDictionary
 #endif
 }
 
-#pragma mark - Direct Call Public APIs
+#pragma mark - Signed Call Public APIs
 
-- (void)recordDirectCallEvent:(int)eventRawValue forCallDetails:(NSDictionary *)calldetails {
+- (void)recordSignedCallEvent:(int)eventRawValue forCallDetails:(NSDictionary *)calldetails {
 #if !defined(CLEVERTAP_TVOS)
     [self runSerialAsync:^{
-        [CTEventBuilder buildDirectCallEvent: eventRawValue forCallDetails:calldetails completionHandler:^(NSDictionary * _Nullable event, NSArray<CTValidationResult *> * _Nullable errors) {
+        [CTEventBuilder buildSignedCallEvent: eventRawValue forCallDetails:calldetails completionHandler:^(NSDictionary * _Nullable event, NSArray<CTValidationResult *> * _Nullable errors) {
             if (event) {
                 [self queueEvent:event withType:CleverTapEventTypeRaised];
             };
@@ -4880,8 +4880,8 @@ - (void)recordDirectCallEvent:(int)eventRawValue forCallDetails:(NSDictionary *)
 #endif
 }
 
-- (void)setDirectCallVersion:(NSString *)version {
-    [self.deviceInfo setDirectCallSDKVersion: version];
+- (void)setSignedCallVersion:(NSString *)version {
+    [self.deviceInfo setSignedCallSDKVersion: version];
 }
 
 - (void)setDomainDelegate:(id<CleverTapDomainDelegate>)delegate {
@@ -4920,7 +4920,7 @@ - (NSString *)getDomainString {
             NSString *dotString = [@"." stringByAppendingString: listItems[i]];
             domainItem = [domainItem stringByAppendingString: dotString];
         }
-        self.directCallDomain = domainItem;
+        self.signedCallDomain = domainItem;
         return domainItem;
     } else {
         return nil;
diff --git a/CleverTapSDK/CleverTapBuildInfo.h b/CleverTapSDK/CleverTapBuildInfo.h
index 8950ee87..cc163e95 100644
--- a/CleverTapSDK/CleverTapBuildInfo.h
+++ b/CleverTapSDK/CleverTapBuildInfo.h
@@ -1,3 +1,3 @@
 
-#define WR_SDK_REVISION @"40102"
+#define WR_SDK_REVISION @"40103"