Get a custom set by idget https://api.visualogyx.com/v1/custom_sets/{id}This endpoint retrieves a custom set using its unique identifier “id”.When to expect errors: 400 Bad Request: An invalid custom set ID is provided. 401 Unauthorized The provided API key is invalid or missing. You attempt to fetch a custom set that you do not have permission to access. 404 Not Found An unexpected error occurs while processing the request.