diff --git a/DEV008/account.html b/DEV008/account.html
index f90a318..286ff95 100644
--- a/DEV008/account.html
+++ b/DEV008/account.html
@@ -17,7 +17,6 @@
   "allUsers": "true",
   "enableLog": "true",
   "includeHMAC": "true",
-  "requiresAcknowledgement": "true",
   "deliveryMode": "SIM",
   "eventData": {
     "version": "restv2.1"
diff --git a/DEV008/envelope/envelope.html b/DEV008/envelope/envelope.html
index 3060e08..51c03f9 100644
--- a/DEV008/envelope/envelope.html
+++ b/DEV008/envelope/envelope.html
@@ -42,9 +42,6 @@
     "events": [
       "envelope-sent",
       "recipient-completed"
-    ],
-    "requireAcknowledgment": "true",
-    "url": "https://proxy.example.com"
   },
   "recipients": {
     "signers": [
diff --git a/DEV008/envelope/envelopeHmac.html b/DEV008/envelope/envelopeHmac.html
index c443331..887d40e 100644
--- a/DEV008/envelope/envelopeHmac.html
+++ b/DEV008/envelope/envelopeHmac.html
@@ -21,9 +21,6 @@
   "events": [
     "envelope-sent",
     "recipient-completed"
-  ],
-  "requireAcknowledgment": "true",
-  "url": "https://proxy.example.com"
 }</code></pre>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.22.0/prism.min.js" integrity="sha512-9+422Bs3A87UkWfp+qV80Nfv9arhbCXKY1rxrF2seorI36mIIstMiuBfyKLF1yH1nnzQkEWq2xrzT4XU3Z+vrA==" crossorigin="anonymous"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.22.0/plugins/line-numbers/prism-line-numbers.min.js" integrity="sha512-1oLZvExT5RaW4q2GgvRPf+XzVVGmsKirfZBRN7aifdOpvZ1L9idEncfMFlfHiQNGBA+Sev+alscSAT/xQ0rwXA==" crossorigin="anonymous"></script>
diff --git a/DEV008/envelope/eventNotification.html b/DEV008/envelope/eventNotification.html
index 5ea794f..dd53940 100644
--- a/DEV008/envelope/eventNotification.html
+++ b/DEV008/envelope/eventNotification.html
@@ -20,9 +20,6 @@
   "events": [
     "envelope-sent",
     "recipient-completed"
-  ],
-  "requireAcknowledgment": "true",
-  "url": "https://proxy.example.com"
 },</code></pre>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.22.0/prism.min.js" integrity="sha512-9+422Bs3A87UkWfp+qV80Nfv9arhbCXKY1rxrF2seorI36mIIstMiuBfyKLF1yH1nnzQkEWq2xrzT4XU3Z+vrA==" crossorigin="anonymous"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.22.0/plugins/line-numbers/prism-line-numbers.min.js" integrity="sha512-1oLZvExT5RaW4q2GgvRPf+XzVVGmsKirfZBRN7aifdOpvZ1L9idEncfMFlfHiQNGBA+Sev+alscSAT/xQ0rwXA==" crossorigin="anonymous"></script>
diff --git a/DEV008/response.html b/DEV008/response.html
index 7bf2735..9ebefb9 100644
--- a/DEV008/response.html
+++ b/DEV008/response.html
@@ -18,7 +18,6 @@
   "enableLog": "true",
   "includeDocuments": "false",
   "includeCertificateOfCompletion": "false",
-  "requiresAcknowledgement": "true",
   "signMessageWithX509Certificate": "false",
   "useSoapInterface": "false",
   "includeTimeZoneInformation": "false",
diff --git a/DEV008/security.html b/DEV008/security.html
index 40d9542..0564755 100644
--- a/DEV008/security.html
+++ b/DEV008/security.html
@@ -16,7 +16,6 @@
   "includeHMAC": "true",
   "allowEnvelopePublish": "true",
   "enableLog": "true",
-  "requiresAcknowledgement": "true",
   "deliveryMode": "SIM",
   "events": [
     "envelope-sent",