curl --request GET \
  --url https://sandbox-payment-b2b.singapay.id/api/v1.0/ewallet-native-transactions/{account_id}/{transaction_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'X-PARTNER-ID: <api-key>'

{
  "status": 200,
  "success": true,
  "data": {
    "id": 2001,
    "account_id": 42,
    "reff_no": "EW20260402001",
    "merchant_reff_no": "INV-2026-001",
    "status": "open",
    "status_computed": "open",
    "is_expired": false,
    "ewallet_vendor": "EWALLET_DANA",
    "amount": 100000,
    "total_amount": 100000,
    "merchant_fee": 1500,
    "net_amount": 98500,
    "checkout_url": "https://checkout.example.com/pay/abc123",
    "checkout_url_app": "dana://checkout/abc123",
    "vendor_reference_no": "DANA-REF-987654",
    "merchant_redirect_url": "https://merchant.example.com/payment/return",
    "additional_info": null,
    "customer_name": "John Doe",
    "customer_email": "john.doe@example.com",
    "customer_phone": "081234567890",
    "has_recon": false,
    "recon_at": null,
    "has_settle": false,
    "settle_at": null,
    "has_settle_request": false,
    "settle_request_at": null,
    "payment_channel": null,
    "payment_vendor_code": null,
    "settlement_method": null,
    "processed_timestamp": null,
    "expired_at": "2026-04-02T23:59:59+07:00",
    "created_at": "2026-04-02T10:30:00+07:00",
    "updated_at": "2026-04-02T10:30:00+07:00",
    "deleted_at": null,
    "events_count": 1
  }
}