{
  "success": true,
  "message": "Wallet topped up successfully",
  "wallet": {
    "balanceKobo": 5000000,
    "paymentThresholdKobo": 1000000,
    "autoTopUp": {
      "enabled": true,
      "triggerBelowKobo": 500000,
      "rechargeAmountKobo": 10000000
    },
    "hasSavedCard": true,
    "currency": "NGN"
  },
  "transaction": {
    "id": "...",
    "referenceNumber": "...",
    "amountKobo": 5000000,
    "vatKobo": 375000,
    "totalAmountKobo": 5375000,
    "status": "successful",
    "type": "top_up",
    "paymentMethod": "Paystack",
    "createdAt": "2026-05-18T10:00:00Z"
  }
}