diff --git a/acme.sh b/acme.sh
index e482b87..d985565 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1814,7 +1814,12 @@ _send_signed_request() {
 
     _CACHED_NONCE="$(echo "$responseHeaders" | grep "Replay-Nonce:" | _head_n 1 | tr -d "\r\n " | cut -d ':' -f 2)"
 
-    if _contains "$response" "JWS has invalid anti-replay nonce"; then
+    _body="$response"
+    if [ "$needbase64" ]; then
+      _body="$(echo "$_body" | _dbase64)"
+    fi
+    _debug3 _body "$_body"
+    if _contains "$_body" "JWS has invalid anti-replay nonce"; then
       _info "It seems the CA server is busy now, let's wait and retry."
       _request_retry_times=$(_math "$_request_retry_times" + 1)
       _sleep 5
diff --git a/deploy/README.md b/deploy/README.md
index e026cad..62a3fb6 100644
--- a/deploy/README.md
+++ b/deploy/README.md
@@ -6,6 +6,8 @@ Here are the scripts to deploy the certs/key to the server/services.
 
 ## 1. Deploy the certs to your cpanel host.
 
+If you want to deploy using cpanel UAPI see 7.
+
 (cpanel deploy hook is not finished yet, this is just an example.)
 
 
@@ -81,14 +83,13 @@ acme.sh --deploy -d ftp.example.com --deploy-hook exim4
 acme.sh --deploy -d ftp.example.com --deploy-hook keychain
 ```
 
-## 7. Deploy to cpanel host.
+## 7. Deploy to cpanel host using UAPI
 
+This hook is using UAPI and works in cPanel & WHM version 56 or newer.
 ```
 acme.sh  --deploy  -d example.com  --deploy-hook cpanel_uapi
 ```
-
-If you are login as root, please specify the username to deploy cert to:
-
+DEPLOY_CPANEL_USER is required only if you run the script as root and it should contain cpanel username.
 ```sh
 export DEPLOY_CPANEL_USER=username
 acme.sh  --deploy  -d example.com  --deploy-hook cpanel_uapi