diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64a3c53..a43e857 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,14 @@
 # Change Log
 
-## [v4.31.0](https://github.com/plivo/plivo-node/tree/v4.31.0) (2022-05-05)
+## [v4.32.0](https://github.com/plivo/plivo-node/tree/v4.32.0) (2022-05-05)
 **Features - List all recordings**
 - `fromNumber` and `toNumber` added in filtering params [List all recordings](https://www.plivo.com/docs/voice/api/recording#list-all-recordings)
 - `record_min_member_count` param added to [Add a participant to a multiparty call using API](https://www.plivo.com/docs/voice/api/multiparty-call/participants#add-a-participant)
 
+## [v4.31.0](https://github.com/plivo/plivo-node/tree/v4.31.0) (2022-04-27)
+**Feature - 10DLC API callback**
+- Added callback support for campaign, brand, link number request.
+
 ## [v4.30.0](https://github.com/plivo/plivo-node/tree/v4.30.0) (2022-04-14)
 **Features - Profile Api**
 - Profile api added for 10dlc support
diff --git a/lib/resources/brand.js b/lib/resources/brand.js
index 7e93b23..7c7b9db 100644
--- a/lib/resources/brand.js
+++ b/lib/resources/brand.js
@@ -87,8 +87,7 @@ export class BrandCreationResponse {
      * @promise {object} return {@link PlivoGenericResponse} object
      * @fail {Error} return Error
      */
-     create(brand_alias,profile_uuid,brand_type,secondary_vetting) {
-        let params = {};
+     create(brand_alias,profile_uuid,brand_type,secondary_vetting, params = {}) {
          params.brand_alias=brand_alias;
          params.profile_uuid=profile_uuid;
          params.brand_type=brand_type;
diff --git a/lib/resources/campaign.js b/lib/resources/campaign.js
index 675325d..635e507 100644
--- a/lib/resources/campaign.js
+++ b/lib/resources/campaign.js
@@ -120,8 +120,7 @@ export class LinkUnlinkNumberResponse {
      * @promise {object} return {@link PlivoGenericResponse} object
      * @fail {Error} return Error
      */
-     create(brand_id,campaign_alias,vertical,usecase,sub_usecases,description,embedded_link,embedded_phone,age_gated,direct_lending,subscriber_optin,subscriber_optout,subscriber_help,sample1,sample2) {
-        let params = {}
+     create(brand_id,campaign_alias,vertical,usecase,sub_usecases,description,embedded_link,embedded_phone,age_gated,direct_lending,subscriber_optin,subscriber_optout,subscriber_help,sample1,sample2, params = {}) {
         params.brand_id=brand_id;
         params.campaign_alias=campaign_alias;
         params.vertical=vertical;
@@ -182,8 +181,7 @@ export class LinkUnlinkNumberResponse {
      * @promise {object} return {@link Campaign} object
      * @fail {Error} return Error
      */
-     linkNumber(campaignID, numbers) {
-        let params = {}
+     linkNumber(campaignID, numbers, params = {}) {
         params.numbers=numbers;
         let client = this[clientKey];
         return new Promise((resolve, reject) => {
@@ -205,8 +203,7 @@ export class LinkUnlinkNumberResponse {
      * @promise {object} return {@link Campaign} object
      * @fail {Error} return Error
      */
-     unlinkNumber(campaignID, number) {
-        let params = {}
+     unlinkNumber(campaignID, number, params = {}) {
         let client = this[clientKey];
         return new Promise((resolve, reject) => {
             client('DELETE', action+campaignID+'/Number/'+number+'/', params)