Get Products (from Mulesoft demo endpoint)

global with sharing  class GetProducts {
 
    @InvocableMethod
    public static List<Results> getProducts(List<Requests> requests)
       {
            Http http = new Http();
            HttpRequest request = new HttpRequest();
            String endpoint = requests[0].endpointURL;
            System.debug('endpoint is: ' + endpoint);
            request.setEndpoint(endpoint);
            request.setMethod('GET');
            HttpResponse response = http.send(request);
           
           
           	Results curResult = new Results();
            curResult.responseJSON = response.getBody();
           
            List<Results> resultsList = new List<Results>();
            resultsList.add(curResult);
            return resultsList;
       }
    
    global class Requests {
        @InvocableVariable
        global String endpointURL;
        
    }
    
    global class Results {
        @InvocableVariable
        global String responseJSON;
    }

}