// More examples over  https://github.com/groupdocs-conversion-cloud/groupdocs-conversion-cloud-dotnet
// Obtain your API credentials 
string clientId = "XXXXXX-XXXXXXXXX-4088-9ca0-55c38f4b7f22";
string clientSecret1 = "XXXXXXXXXXXXXXXXXXXX";

// Create an instance of the Configuration class and initialize it with the Client ID & Client Secret
Configuration configuration = new Configuration(clientId, clientSecret);
// Define the API base URL to perform HTMl to PPTX conversion operation
configuration.setApiBaseUrl("https://api.groupdocs.cloud");

// Initialize an instance of ConvertApi with the Configuration object
ConvertApi convertApi = new ConvertApi(configuration);

ConvertSettings settings = new ConvertSettings();
settings.setStorageName("internal");
settings.setFilePath("input.html");
settings.setFormat("PPTX");
settings.setOutputPath("myResultant.pptx");
    
// Invoke the ConvertDocument API for HTML to PPTX conversion
ConvertDocumentRequest request = new ConvertDocumentRequest(settings);
List<StoredConvertedResult> response = convertApi.convertDocument(request);
    
// Check the response and print success message
if (response != null && response.equals("OK")) {
    System.out.println("Conversion successful! Resultant PPTX saved at: " + response.getFilePath());
}