Update README.md

Signed-off-by: ian <152932566+ianthirdweb@users.noreply.github.com>

Author: ianthirdweb

README.md

@@ -37,12 +37,16 @@ Navigate to your [Pay Dashboard](https://thirdweb.com/dashboard/connect/pay), cl
 
 #### Testing your Pay Webhook
 
-For testing, we recommend using [https://webhook.site/](https://webhook.site/). Create a Pay webhook using the generated webhook URL, and then use the webhook CLI and the token (found at the end of your webhook.site URL) to forward incoming requests to your localhost. Here is an example CLI command:
+For testing, we recommend using [https://webhook.site/](https://webhook.site/). Create a Pay webhook using the generated webhook URL, and then use the webhook.site CLI and the token (found at the end of your webhook.site URL) to forward incoming requests to your localhost.
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+<img width="625" alt="CleanShot 2024-10-08 at 10 59 19@2x" src="https://github.com/user-attachments/assets/6556fe8a-2f02-4c9f-8748-b3b7a8319b99">
 
 ```bash
 whcli forward --token=36f7ceed-01fb-419e-b810-30c72575c88f --target=http://localhost:3000/api
 ```
 
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 ### Deploying an Engine
 
 If you have not already deployed an Engine instance, navigate to the [Engine Dashboard](https://thirdweb.com/dashboard/engine) and click "Create Engine Instance". Select the tier that best suits your use case. Once you've deployed, copy the generated URL and paste it into your `.env`.