How to Async Transaction Rollback in Scala - Code Snippet

// Task: Async Transaction Rollback
// Language: Scala

def async_transaction_rollback() {
    // Implementation for Async Transaction Rollback
    val result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Async Transaction Rollback
    println("Done");
}