Deploy with configured POST method so the AWS Lambda function can start receiving the information.
Follow these steps to deploy the POST method:
Go to the Resources tab.
On the Actions tab, click Deploy API.\
Select the Deployment stage to which you want to deploy the new API, in this case, the default stage.\
Navigate back to your Lambda function and In the Lambda trigger configuration, verify you see a new API endpoint.
Copy the API endpoint from the API Gateway boxes (obscured) for use in setting up the Snyk webhook.
Now that the API endpoint is saved, set up the Snyk Webhook.\