diff --git a/utils/resizer/src/sign-images-in-ans-object/index.js b/utils/resizer/src/sign-images-in-ans-object/index.js
index 3520621b..b3a67928 100644
--- a/utils/resizer/src/sign-images-in-ans-object/index.js
+++ b/utils/resizer/src/sign-images-in-ans-object/index.js
@@ -4,9 +4,6 @@ const signImagesInANSObject =
     const replacements = new Set()
 
     const stringData = JSON.stringify(data, (key, value) => {
-      if (value === null || typeof value === 'undefined') {
-        return value
-      }
       const { _id, type, auth, url } = value
       if (!auth?.[resizerAppVersion] && type === 'image') {
         replacements.add(_id || url)
@@ -27,14 +24,23 @@ const signImagesInANSObject =
           query: { id },
           ttl: 31536000,
           independent: true,
-        }).then((auth) => ({ id, auth })),
+        })
+          .then((auth) => ({ id, auth }))
+          .catch(() => ({})),
       ),
     ).then((authResults) => {
-      const replaced = authResults.reduce(
-        (accumulator, { id, auth }) =>
-          accumulator.replace(new RegExp(`__replaceMe${id}__`, 'g'), auth.hash),
-        stringData,
-      )
+      const replaced = authResults
+        .filter(({ id, auth }) => id && auth)
+        .reduce(
+          (accumulator, { id, auth }) =>
+            accumulator.replace(
+              new RegExp(`__replaceMe${id}__`, 'g'),
+              auth.hash,
+            ),
+          stringData,
+        )
+        .replace(/,*\s*"\d+"\s*:\s*"__replaceMe[^_]+__"/g, '')
+        .replace(/,"auth"\s*:\s*{\s*}/g, '')
       return {
         data: JSON.parse(replaced),
         ...rest,
diff --git a/utils/resizer/src/sign-images-in-ans-object/index.test.js b/utils/resizer/src/sign-images-in-ans-object/index.test.js
index 601ab98e..2d5be8f6 100644
--- a/utils/resizer/src/sign-images-in-ans-object/index.test.js
+++ b/utils/resizer/src/sign-images-in-ans-object/index.test.js
@@ -3,7 +3,6 @@ import signImagesInANSObject from '.'
 const data = {
   _id: '43UU6MCQERAMRPTD23B3CEXE7E',
   type: 'story',
-  undefinedValue: undefined,
   content_elements: [
     {
       _id: 'LJJSIEXMZ5FTDBP7PFHXI5A4XY',
@@ -71,10 +70,13 @@ const idAuthMap = {
   },
 }
 
-const fetcher = jest.fn((id) => idAuthMap[id])
+const fetcher = jest.fn((id) => Promise.resolve(idAuthMap[id]))
 const cachedCall = jest.fn((cacheId, fetchMethod, options) =>
   Promise.resolve(fetchMethod(options.query.id)),
 )
+const failingCachedCall = jest.fn((cacheId, fetchMethod, options) =>
+  Promise.reject(fetchMethod(options.query.id)),
+)
 
 describe('Sign Images In ANS Object', () => {
   beforeEach(() => {
@@ -159,4 +161,14 @@ describe('Sign Images In ANS Object', () => {
       '545c018dbf2bbc8e4488c7546167e6afacc259cf4fe0b2f28c8043990f689e41',
     )
   })
+
+  it('returns unmodified data for a failing fetch service', async () => {
+    const signIt = signImagesInANSObject(failingCachedCall, fetcher, 2)
+
+    const { data: signedData } = await signIt({ data })
+
+    expect(failingCachedCall).toHaveBeenCalledTimes(3)
+
+    expect(signedData).toMatchObject(data)
+  })
 })