Have you installed the WP Webhooks plugin in your WordPress or not?
If you haven't then, please follow the given step -
To install WP Webhooks in WordPress, follow these steps:
Step 1: Log in to your WordPress admin dashboard.
Step 2: Navigate to "Plugins" in the left-hand sidebar and click on "Add New".
Step 3: In the "Search plugins" field, type "WP Webhooks" and press Enter.
Step 4: Find the WP Webhooks plugin in the search results and click on the "Install Now" button next to it.
Step 5: Once the plugin is installed, click on the "Activate" button to activate it.
Step 6: After activation, you will see a new menu item called "Webhooks" in the left-hand sidebar of your WordPress admin dashboard. Click on it to access the plugin settings.
Step 7: Configure the plugin settings according to your needs. You can set up webhooks for various WordPress events, such as post creation or update, user registration, and more. You can also specify the webhook URL where the plugin will send the data.
Step 8: Save your settings and test the webhooks to ensure they are working as expected.