curl --request GET \
  --url https://api.axnpay.com.br/v1/integrations/card/checkout-session \
  --header 'Authorization: Bearer <token>'

{
  "transaction": {
    "transactionId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "source": "<string>",
    "amount": 123,
    "feeAmount": 123,
    "finalAmount": 123,
    "description": "<string>",
    "productName": "<string>",
    "trackingParameters": {
      "utm_source": "<string>",
      "utm_medium": "<string>",
      "utm_campaign": "<string>",
      "utm_content": "<string>",
      "utm_term": "<string>"
    },
    "pixCode": "<string>",
    "pixKey": "<string>",
    "clientName": "<string>",
    "clientEmail": "<string>",
    "clientPhone": "<string>",
    "clientCpf": "<string>",
    "externalId": "<string>",
    "gatewayId": "<string>",
    "endToEndId": "<string>",
    "receiptUrl": "<string>",
    "transactionDate": "2023-11-07T05:31:56Z",
    "paidAt": "2023-11-07T05:31:56Z",
    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z",
    "balanceImpact": true,
    "settlementMode": "<string>"
  },
  "checkout": {
    "sessionId": "<string>",
    "url": "<string>",
    "clientSecret": "<string>",
    "publishableKey": "<string>",
    "accountDisplayName": "<string>",
    "paymentMethodConfigurationId": "<string>",
    "requestedPaymentMethodTypes": [
      "<string>"
    ],
    "livemode": true,
    "paymentStatus": "<string>",
    "status": "<string>",
    "expiresAt": "2023-11-07T05:31:56Z",
    "webhookConfigured": true,
    "settlementMode": "<string>",
    "balanceImpact": true
  }
}