Server - ActiveCampaign/postmark-java GitHub Wiki
For these API requests you will need to use a server API token. Once you obtain it, you will need to use server API client.
ApiClient client = Postmark.getApiClient(<server token>);
Retrieve server:
// retrieve server
Server server = client.getServer();
String name = server.getName();
Update server details:
// update server
Server serverData = new Server();
serverData.setName("new name");
Server response = client.setServer(serverData);