How to Async HTTP GET Request in Apex - Code Snippet

// Task: Async HTTP GET Request
// Language: Apex

public void async_http_get_request() {
    // Implementation for Async HTTP GET Request
    Object result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Async HTTP GET Request
    System.debug("Done");
}