diff --git a/src/v0/destinations/campaign_manager/data/CampaignManagerTrackConfig.json b/src/v0/destinations/campaign_manager/data/CampaignManagerTrackConfig.json
index f36ba8da8a..c8bd10d524 100644
--- a/src/v0/destinations/campaign_manager/data/CampaignManagerTrackConfig.json
+++ b/src/v0/destinations/campaign_manager/data/CampaignManagerTrackConfig.json
@@ -12,7 +12,8 @@
   {
     "destKey": "timestampMicros",
     "sourceKeys": "timestamp",
-    "sourceFromGenericMap": true
+    "sourceFromGenericMap": true,
+    "required": true
   },
   {
     "destKey": "floodlightActivityId",
diff --git a/src/v0/destinations/campaign_manager/networkHandler.js b/src/v0/destinations/campaign_manager/networkHandler.js
index a80fff6fe4..d8498b7621 100644
--- a/src/v0/destinations/campaign_manager/networkHandler.js
+++ b/src/v0/destinations/campaign_manager/networkHandler.js
@@ -9,14 +9,36 @@ const { AbortedError, RetryableError, NetworkError } = require('../../util/error
 const tags = require('../../util/tags');
 
 function checkIfFailuresAreRetryable(response) {
+  const { status } = response;
+  let isRetryable = true;
   try {
-    if (Array.isArray(response.status) && Array.isArray(response.status[0].errors)) {
-      return (
-        response.status[0].errors[0].code !== 'PERMISSION_DENIED' &&
-        response.status[0].errors[0].code !== 'INVALID_ARGUMENT'
-      );
+    if (Array.isArray(status)) {
+      // iterate over each status, and if found retryable in conversations ..retry else discard
+      /* status : [{
+        "conversion": {
+          object (Conversion)
+        },
+        "errors": [
+          {
+            object (ConversionError)
+          }
+        ],
+        "kind": string
+      }] */
+      for (const st of status) {
+        st.errors.forEach(err => {
+          // if code is any of these, event is not retryable
+          if (
+            err.code === 'PERMISSION_DENIED' ||
+            err.code === 'INVALID_ARGUMENT' ||
+            err.code === 'NOT_FOUND'
+          ) {
+            isRetryable = false;
+          }
+        })
+      }
     }
-    return true;
+    return isRetryable;
   } catch (e) {
     return true;
   }
diff --git a/src/v0/destinations/campaign_manager/transform.js b/src/v0/destinations/campaign_manager/transform.js
index a8983ebccd..5393f18631 100644
--- a/src/v0/destinations/campaign_manager/transform.js
+++ b/src/v0/destinations/campaign_manager/transform.js
@@ -77,10 +77,19 @@ function processTrack(message, metadata, destination) {
     delete requestJson.limitAdTracking;
   }
 
+  // for handling when input is timestamp as string
+  const numTimestamp = /^\d+$/.test(requestJson.timestampMicros);
+  if (numTimestamp) {
+    // is digit only, below convert string timestamp to numeric
+    requestJson.timestampMicros *= 1;
+  }
+
+  // 2022-10-11T05:453:90.ZZ
+  // 16483423423423423
   const date = new Date(requestJson.timestampMicros);
   let unixTimestamp = date.getTime();
   // Date, moment both are not able to distinguish input if it is second,millisecond or microsecond unix timestamp
-  // Using count of digits to distinguish between the 3, 9999999999999 (13 digits) means Nov 20 2286
+  // Using count of digits to distinguish between these 3, 9999999999999 (13 digits) means Nov 20 2286 which is long far in future
   if (unixTimestamp.toString().length === 13) {
     // milliseconds
     unixTimestamp *= 1000;
diff --git a/test/__tests__/data/campaign_manager.json b/test/__tests__/data/campaign_manager.json
index 6139ddbeb3..4347ce8394 100644
--- a/test/__tests__/data/campaign_manager.json
+++ b/test/__tests__/data/campaign_manager.json
@@ -572,53 +572,89 @@
     "description": "Track - batch update Call timestamp as unix",
     "input": {
       "message": {
-        "channel": "web",
-        "context": {
-          "app": {
-            "build": "1.0.0",
-            "name": "RudderLabs JavaScript SDK",
-            "namespace": "com.rudderlabs.javascript",
-            "version": "1.0.0"
-          },
-          "device": {
-            "id": "0572f78fa49c648e",
-            "name": "generic_x86_arm",
-            "type": "Android",
-            "model": "AOSP on IA Emulator",
-            "manufacturer": "Google",
-            "adTrackingEnabled": true,
-            "advertisingId": "44c97318-9040-4361-8bc7-4eb30f665ca8"
-          },
-          "traits": {
-            "email": "alex@example.com",
-            "phone": "+1-202-555-0146",
-            "firstName": "John",
-            "lastName": "Gomes",
-            "city": "London",
-            "state": "England",
-            "countryCode": "GB",
-            "postalCode": "EC3M",
-            "streetAddress": "71 Cherry Court SOUTHAMPTON SO53 5PD UK"
-          },
-          "library": {
-            "name": "RudderLabs JavaScript SDK",
-            "version": "1.0.0"
-          },
-          "userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.90 Safari/537.36",
-          "locale": "en-US",
-          "ip": "0.0.0.0",
-          "os": {
-            "name": "",
-            "version": ""
-          },
-          "screen": {
-            "density": 2
-          }
+        "channel": "sources",
+        "properties": {
+          "profileId": "34245",
+          "floodlightConfigurationId": "213123123",
+          "ordinal": "213123",
+          "floodlightActivityId": "456543345245",
+          "value": "756",
+          "quantity": "455678",
+          "timestamp": "1668624722903000",
+          "matchId": "12312321",
+          "requestType": "batchupdate"
+        },
+        "timestamp": "1668624722555000",
+        "type": "track",
+        "event": "event test",
+        "anonymousId": "randomId",
+        "integrations": {
+          "All": true
         },
+        "name": "ApplicationLoaded",
+        "sentAt": "2019-10-14T11:15:53.296Z"
+      },
+      "metadata": {
+        "secret": {
+          "access_token": "dummyApiToken",
+          "refresh_token": "efgh5678",
+          "developer_token": "ijkl91011"
+        }
+      },
+      "destination": {
+        "Config": {
+          "profileId": "5343234",
+          "treatmentForUnderage": false,
+          "limitAdTracking": false,
+          "childDirectedTreatment": false,
+          "nonPersonalizedAd": false,
+          "rudderAccountId": "2EOknn1JNH7WK1MfNku4fGYKkRK"
+        }
+      }
+    },
+    "output": {
+      "version": "1",
+      "type": "REST",
+      "method": "POST",
+      "endpoint": "https://dfareporting.googleapis.com/dfareporting/v4/userprofiles/34245/conversions/batchupdate",
+      "headers": {
+        "Authorization": "Bearer dummyApiToken",
+        "Content-Type": "application/json"
+      },
+      "params": {},
+      "body": {
+        "JSON": {
+          "kind": "dfareporting#conversionsBatchUpdateRequest",
+          "conversions": [
+            {
+              "floodlightConfigurationId": "213123123",
+              "ordinal": "213123",
+              "timestampMicros": "1668624722555000",
+              "floodlightActivityId": "456543345245",
+              "quantity": "455678",
+              "value": 756,
+              "matchId": "12312321",
+              "treatmentForUnderage": false,
+              "nonPersonalizedAd": false
+            }
+          ]
+        },
+        "JSON_ARRAY": {},
+        "XML": {},
+        "FORM": {}
+      },
+      "files": {}
+    }
+  },
+  {
+    "description": "Track - batch update Call timestamp as unix as digit",
+    "input": {
+      "message": {
+        "channel": "sources",
         "properties": {
           "profileId": "34245",
           "floodlightConfigurationId": "213123123",
-          "ordinal": "string",
+          "ordinal": "213123",
           "floodlightActivityId": "456543345245",
           "value": "756",
           "quantity": "455678",
@@ -626,7 +662,7 @@
           "matchId": "12312321",
           "requestType": "batchupdate"
         },
-        "originalTimestamp": 1668624722555000,
+        "timestamp": 1668624722555000,
         "type": "track",
         "event": "event test",
         "anonymousId": "randomId",
@@ -670,7 +706,7 @@
           "conversions": [
             {
               "floodlightConfigurationId": "213123123",
-              "ordinal": "string",
+              "ordinal": "213123",
               "timestampMicros": "1668624722555000",
               "floodlightActivityId": "456543345245",
               "quantity": "455678",