curl --request GET \
  --url https://sandbox.sturdytechnologies.com/v3/cards/{card_id}/transactions/{transaction_id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "amount": 100.5,
    "card_id": "card_12345",
    "currency": "USD",
    "description": "Payment at Store",
    "merchant_name": "Store Inc.",
    "transaction_date": "2023-10-01T12:34:56Z",
    "transaction_id": "txn_12345",
    "transaction_status": "processing|successful|failed",
    "transaction_type": "debit|credit"
  },
  "message": "<string>",
  "success": true
}