const balance = await suonora.balance.get();
console.log('Account balance:', balance);

{
  "success": true,
  "balance": {
    "total_credits": 1000000,
    "used_credits": 2891,
    "remaining_credits": 997109,
    "overage_characters": 0,
    "overage_amount_usd": 0
  }
}