diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64a102ca..e56492d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Change Log
 
+## [5.42.1](https://github.com/plivo/plivo-dotnet/tree/v5.42.1) (2023-12-19)
+**Feature - added param in speak api**
+- Added new field `type` for POST Speak APIs
+
+## [5.42.0](https://github.com/plivo/plivo-dotnet/tree/v5.42.0) (2023-12-14)
+**Feature - added two fields vertical and campaign_alias**
+- Added response fields `vertical and campaign_alias`for LIST / GET Campaign APIs
+
+## [5.41.1](https://github.com/plivo/plivo-dotnet/tree/v5.41.1) (2023-12-13)
+**Support from_number and to_number filters for List Message**
+- Supporting from_number and to_number params for List Message filtering
+
 ## [5.41.0](https://github.com/plivo/plivo-dotnet/tree/v5.41.0) (2023-11-29)
 **Feature - new response field error_code and error_reason**
 - Added new response field `error_code and error_reason`for LIST / GET Campaign APIs
diff --git a/README.md b/README.md
index 8dff308d..c10efc49 100644
--- a/README.md
+++ b/README.md
@@ -12,13 +12,13 @@ You can install this SDK either by referencing the .dll file or using NuGet.
 Use the following line to install the latest SDK using the NuGet CLI.
 
 ```
-PM> Install-Package Plivo -Version 5.41.0
+PM> Install-Package Plivo -Version 5.42.1
 ```
 
 You can also use the .NET CLI to install this package as follows
 
 ```
-> dotnet add package Plivo --version 5.41.0
+> dotnet add package Plivo --version 5.42.1
 ```
 
 ## Getting started
diff --git a/src/Plivo/Plivo.csproj b/src/Plivo/Plivo.csproj
index 7e1b3aad..b0c6fc73 100644
--- a/src/Plivo/Plivo.csproj
+++ b/src/Plivo/Plivo.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;netstandard1.3</TargetFrameworks>
-    <ReleaseVersion>5.41.0</ReleaseVersion>
+    <ReleaseVersion>5.42.1</ReleaseVersion>
     <Version />
     <Authors>Plivo SDKs Team</Authors>
     <Owners>Plivo Inc.</Owners>
diff --git a/src/Plivo/Plivo.nuspec b/src/Plivo/Plivo.nuspec
index 9fd23f3d..c173fcf3 100644
--- a/src/Plivo/Plivo.nuspec
+++ b/src/Plivo/Plivo.nuspec
@@ -4,7 +4,7 @@
     <summary>A .NET SDK to make voice calls and send SMS using Plivo and to generate Plivo XML</summary>
     <description>A .NET SDK to make voice calls and send SMS using Plivo and to generate Plivo XML</description>
     <id>Plivo</id>
-    <version>5.41.0</version>
+    <version>5.42.1</version>
     <title>Plivo</title>
     <authors>Plivo SDKs Team</authors>
     <owners>Plivo, Inc.</owners>
@@ -12,6 +12,8 @@
     <projectUrl>http://github.com/plivo/plivo-dotnet</projectUrl>
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <releaseNotes>
+      * 5.42.0 Added Params `vertical`, `campaign_alias` for GET and LIST Campaigns.
+      * 5.41.1 Support Params `from_number` and `to_number` for LIST Message.
       * 5.41.0 Added New Params `error_code`, `error_reason` for GET and LIST Campaign.
       * 5.40.0 Added New Params `registration_status`.
       * 5.39.0 API support for verifying, updating, getting and deleting caller IDs.
diff --git a/src/Plivo/Resource/Call/Call.cs b/src/Plivo/Resource/Call/Call.cs
index 81854e7c..6981cc70 100755
--- a/src/Plivo/Resource/Call/Call.cs
+++ b/src/Plivo/Resource/Call/Call.cs
@@ -275,14 +275,15 @@ public DeleteResponse<Call> StopRecording(string URL = null)
         /// <param name="legs">Legs.</param>
         /// <param name="loop">Loop.</param>
         /// <param name="mix">Mix.</param>
+        /// <param name="type">Type.</param>
         public UpdateResponse<Call> StartSpeaking(
             string text, string voice = null,
             string language = null, string legs = null, bool? loop = null,
-            bool? mix = null)
+            bool? mix = null, string type = null)
         {
             return ((CallInterface)Interface)
                 .StartSpeaking(
-                    Id, text, voice, language, legs, loop, mix);
+                    Id, text, voice, language, legs, loop, mix, type);
         }
         /// <summary>
         /// Asynchronously starts the speaking.
@@ -294,16 +295,17 @@ public DeleteResponse<Call> StopRecording(string URL = null)
         /// <param name="legs">Legs.</param>
         /// <param name="loop">Loop.</param>
         /// <param name="mix">Mix.</param>
+        /// <param name="type">Type.</param>
         /// <param name="callbackUrl">Callback URL.</param>
         /// <param name="callbackMethod">Callback method.</param>
         public async Task<AsyncResponse> StartSpeakingAsync(
             string text, string voice = null,
             string language = null, string legs = null, bool? loop = null,
-            bool? mix = null, string callbackUrl = null, string callbackMethod = null)
+            bool? mix = null, string type = null, string callbackUrl = null, string callbackMethod = null)
         {
             return await ((CallInterface)Interface)
                 .StartSpeakingAsync(
-                    Id, text, voice, language, legs, loop, mix, callbackUrl, callbackMethod);
+                    Id, text, voice, language, legs, loop, mix, type, callbackUrl, callbackMethod);
         }
         #endregion
 
diff --git a/src/Plivo/Resource/Call/CallInterface.cs b/src/Plivo/Resource/Call/CallInterface.cs
index 40eb3772..f3921f6d 100755
--- a/src/Plivo/Resource/Call/CallInterface.cs
+++ b/src/Plivo/Resource/Call/CallInterface.cs
@@ -1047,10 +1047,11 @@ public async Task<AsyncResponse> GetAsync(string callUuid = null, string callbac
         /// <param name="legs">Legs.</param>
         /// <param name="loop">Loop.</param>
         /// <param name="mix">Mix.</param>
+        /// <param name="type">Type.</param>
         public UpdateResponse<Call> StartSpeaking (
             string callUuid = null, string text = null, string voice = null,
             string language = null, string legs = null, bool? loop = null,
-            bool? mix = null) {
+            bool? mix = null, string type = null) {
             MpcUtils.ValidParamString("callUuid",callUuid,true);
             var mandatoryParams = new List<string> { "text" };
             bool isVoiceRequest = true;
@@ -1063,6 +1064,7 @@ public async Task<AsyncResponse> GetAsync(string callUuid = null, string callbac
                     legs,
                     loop,
                     mix,
+                    type,
                     isVoiceRequest
                 });
 
@@ -1083,12 +1085,13 @@ public async Task<AsyncResponse> GetAsync(string callUuid = null, string callbac
         /// <param name="legs">Legs.</param>
         /// <param name="loop">Loop.</param>
         /// <param name="mix">Mix.</param>
+        /// <param name="type">Type.</param>
         /// <param name="callbackUrl">Callback URL.</param>
         /// <param name="callbackMethod">Callback method.</param>
         public async Task<AsyncResponse> StartSpeakingAsync (
             string callUuid = null, string text = null, string voice = null,
             string language = null, string legs = null, bool? loop = null,
-            bool? mix = null, string callbackUrl = null, string callbackMethod = null) {
+            bool? mix = null, string type = null, string callbackUrl = null, string callbackMethod = null) {
             MpcUtils.ValidParamString("callUuid",callUuid,true);
             var mandatoryParams = new List<string> { "text" };
             bool isVoiceRequest = true;
@@ -1101,6 +1104,7 @@ public async Task<AsyncResponse> GetAsync(string callUuid = null, string callbac
                     legs,
                     loop,
                     mix,
+                    type,
                     callbackUrl,
                     callbackMethod,
                     isVoiceRequest
diff --git a/src/Plivo/Resource/Campaign/Campaign.cs b/src/Plivo/Resource/Campaign/Campaign.cs
index bf71973e..f2689901 100644
--- a/src/Plivo/Resource/Campaign/Campaign.cs
+++ b/src/Plivo/Resource/Campaign/Campaign.cs
@@ -112,6 +112,12 @@ public class CampaignResponse
 
         [JsonProperty("error_reason")]
         public string ErrorReason { get; set; }
+
+        [JsonProperty("vertical")]
+        public string Vertical { get; set; }
+
+        [JsonProperty("campaign_alias")]
+        public string CampaignAlias { get; set; }
     }
 
    [JsonObject(MemberSerialization.OptIn)]
@@ -231,6 +237,12 @@ public class ListCampaigns: Resource
         [JsonProperty("error_reason")]
         public string ErrorReason { get; set; }
 
+        [JsonProperty("vertical")]
+        public string Vertical { get; set; }
+
+        [JsonProperty("campaign_alias")]
+        public string CampaignAlias { get; set; }
+        
         public override string ToString()
         {
             return JsonConvert.SerializeObject(this, Formatting.Indented);
diff --git a/src/Plivo/Resource/Message/MessageInterface.cs b/src/Plivo/Resource/Message/MessageInterface.cs
index f6d68a54..e0b8d333 100755
--- a/src/Plivo/Resource/Message/MessageInterface.cs
+++ b/src/Plivo/Resource/Message/MessageInterface.cs
@@ -580,6 +580,8 @@ public async Task<ListResponse<MMSMedia>> ListMediaAsync(string messageUuid)
         /// <param name="subaccount">Subaccount.</param>
         /// <param name="limit">Limit.</param>
         /// <param name="offset">Offset.</param>
+        /// <param name="from_number">FromNumber.</param>
+        /// <param name="to_number">ToNumber.</param>
         /// <param name="message_state">MessageState.</param>
         /// <param name="message_type">MessageType.</param>
         /// <param name="message_direction">MessageDirection.</param>
@@ -599,6 +601,8 @@ public async Task<ListResponse<MMSMedia>> ListMediaAsync(string messageUuid)
             string subaccount = null,
             uint? limit = null,
             uint? offset = null,
+            string from_number = null,
+            string to_number = null,
             string message_state = null,
             string message_type = null,
             string message_direction = null,
@@ -628,6 +632,8 @@ public async Task<ListResponse<MMSMedia>> ListMediaAsync(string messageUuid)
                     subaccount,
                     limit,
                     offset,
+                    from_number,
+                    to_number,
                     message_state,
                     message_type,
                     message_direction,
@@ -661,6 +667,8 @@ public async Task<ListResponse<MMSMedia>> ListMediaAsync(string messageUuid)
         /// <param name="subaccount">Subaccount.</param>
         /// <param name="limit">Limit.</param>
         /// <param name="offset">Offset.</param>
+        /// <param name="from_number">FromNumber.</param>
+        /// <param name="to_number">ToNumber.</param>
         /// <param name="message_state">MessageState.</param>
         /// <param name="message_type">MessageType.</param>
         /// <param name="message_direction">MessageDirection.</param>
@@ -680,6 +688,8 @@ public async Task<ListResponse<MMSMedia>> ListMediaAsync(string messageUuid)
             string subaccount = null,
             uint? limit = null,
             uint? offset = null,
+            string from_number = null,
+            string to_number = null,
             string message_state = null,
             string message_type = null,
             string message_direction = null,
@@ -709,6 +719,8 @@ public async Task<ListResponse<MMSMedia>> ListMediaAsync(string messageUuid)
                     subaccount,
                     limit,
                     offset,
+                    from_number,
+                    to_number,
                     message_state,
                     message_type,
                     message_direction,
diff --git a/src/Plivo/Version.cs b/src/Plivo/Version.cs
index aa5165c7..b510ef13 100644
--- a/src/Plivo/Version.cs
+++ b/src/Plivo/Version.cs
@@ -10,7 +10,7 @@ public class Version
         /// <summary>
         /// DotNet SDK version
         /// </summary>
-        public const string SdkVersion = "5.41.0";
+        public const string SdkVersion = "5.42.1";
         /// <summary>
         /// Plivo API version
         /// </summary>
diff --git a/tests_netcore/Plivo.NetCore.Test/Mocks/campaignGetResponse.json b/tests_netcore/Plivo.NetCore.Test/Mocks/campaignGetResponse.json
index 7bf6ccb1..2b037add 100644
--- a/tests_netcore/Plivo.NetCore.Test/Mocks/campaignGetResponse.json
+++ b/tests_netcore/Plivo.NetCore.Test/Mocks/campaignGetResponse.json
@@ -36,6 +36,8 @@
       },
       "campaign_source": "plivo",
       "error_code": "1001",
-      "error_reason": "The campaign content falls under a prohibited content category."
+      "error_reason": "The campaign content falls under a prohibited content category.",
+      "vertical":"ENTERTAINMENT",
+      "campaign_alias":"testing"
   }
 }
\ No newline at end of file
diff --git a/tests_netcore/Plivo.NetCore.Test/Mocks/campaignListResponse.json b/tests_netcore/Plivo.NetCore.Test/Mocks/campaignListResponse.json
index 66ffcd19..cdac905c 100644
--- a/tests_netcore/Plivo.NetCore.Test/Mocks/campaignListResponse.json
+++ b/tests_netcore/Plivo.NetCore.Test/Mocks/campaignListResponse.json
@@ -33,7 +33,9 @@
             "usecase": "MIXED",
             "campaign_source": "plivo",
             "error_code": "1001",
-            "error_reason": "The campaign content falls under a prohibited content category."
+            "error_reason": "The campaign content falls under a prohibited content category.",
+            "vertical":"ENTERTAINMENT",
+            "campaign_alias":"testing"
         },
         {
             "brand_id": "BHYYNCK",
@@ -59,7 +61,9 @@
             "usecase": "2FA",
             "campaign_source": "plivo",
             "error_code": "1001",
-            "error_reason": "The campaign content falls under a prohibited content category."
+            "error_reason": "The campaign content falls under a prohibited content category.",
+            "vertical":"ENTERTAINMENT",
+            "campaign_alias":"testing"
         },
         {
             "brand_id": "BHYYNCK",
@@ -80,7 +84,9 @@
             "usecase": "MIXED",
             "campaign_source": "plivo",
             "error_code": "1001",
-            "error_reason": "The campaign content falls under a prohibited content category."
+            "error_reason": "The campaign content falls under a prohibited content category.",
+            "vertical":"ENTERTAINMENT",
+            "campaign_alias":"testing"
         },
         {
             "brand_id": "BRPXS6E",
@@ -99,7 +105,9 @@
             "usecase": "ACCOUNT_NOTIFICATION",
             "campaign_source": "plivo",
             "error_code": "1001",
-            "error_reason": "The campaign content falls under a prohibited content category."
+            "error_reason": "The campaign content falls under a prohibited content category.",
+            "vertical":"ENTERTAINMENT",
+            "campaign_alias":"testing"
         }
     ]
 }
\ No newline at end of file
diff --git a/version.json b/version.json
index bba672aa..722d8639 100644
--- a/version.json
+++ b/version.json
@@ -1,5 +1,5 @@
 {
-  "version": "5.41.0",
+  "version": "5.42.1",
   "publicReleaseRefSpec": [
     "^refs/heads/master$",
     "^refs/heads/v\\d+(?:\\.\\d+)?$"