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Manage card balances by depositing funds from your wallet or withdrawing funds back to your wallet. These operations help you control spending and manage card balances effectively.

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Funding Cards

Add funds to a card from your business wallet. Deposits are processed instantly and the card balance is updated immediately.

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Depositing Funds

curl -X POST https://api.platnova.com/v1/cards/{card_id}/deposit \
  -H "X-API-KEY: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "amount": "250.00"
  }'

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Deposit Requirements

  • Funds must be available in your wallet
  • Wallet currency must match card currency
  • Minimum deposit amounts may apply depending on currency

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Deposit Response

{
  "status": true,
  "data": {
    "transaction_id": "txn_123",
    "card_id": "card_456",
    "amount": "250.00",
    "currency": "USD",
    "previous_balance": "100.00",
    "new_balance": "350.00",
    "status": "success"
  },
  "message": "Deposit successful"
}

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Withdrawing Funds

Retrieve funds from a card back to your business wallet. Withdrawals reduce the card balance accordingly.

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Withdrawing Funds

curl -X POST https://api.platnova.com/v1/cards/{card_id}/withdraw \
  -H "X-API-KEY: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "amount": "150.00"
  }'

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Withdrawal Requirements

  • Card must have sufficient balance
  • Card must be in active status (not frozen or cancelled)
  • Minimum withdrawal amounts may apply

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Withdrawal Response

{
  "status": true,
  "data": {
    "transaction_id": "txn_789",
    "card_id": "card_456",
    "amount": "150.00",
    "currency": "USD",
    "previous_balance": "350.00",
    "new_balance": "200.00",
    "status": "success"
  },
  "message": "Withdrawal successful"
}

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Checking Card Balance

View the current balance of a card: 
curl -X GET https://api.platnova.com/v1/cards/{card_id} \
  -H "X-API-KEY: YOUR_API_KEY"
The response includes the current balance in the card’s currency.

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Transaction History

View all deposit and withdrawal transactions for a card: 
curl -X GET https://api.platnova.com/v1/cards/{card_id}/events \
  -H "X-API-KEY: YOUR_API_KEY"
This returns all card events including deposits, withdrawals, and purchases.

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Best Practices

  • Monitor card balances regularly
  • Set appropriate funding limits based on expected usage
  • Withdraw unused funds to optimize cash flow
  • Keep track of all deposit and withdrawal transactions

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Next Steps