{
  "kind": "negative",
  "name": "exact-transaction missing reservation terms",
  "schema": "https://kaspa-x402.org/schemas/payment-payload.schema.json",
  "value": {
    "x402Version": 2,
    "accepted": {
      "scheme": "exact",
      "network": "kaspa:testnet-10",
      "amount": "250",
      "asset": "KAS",
      "payTo": "kaspatest:payout",
      "maxTimeoutSeconds": 60,
      "extra": {
        "binding": "kaspa-exact-v1",
        "finality": "accepted"
      }
    },
    "payload": {
      "type": "exact-transaction",
      "transaction": "{\"transaction\":\"signed-kip10-exact\"}",
      "transactionEncoding": "kaspa-sdk-safe-json-v2.0.0",
      "paymentOutputIndex": 0
    }
  },
  "expectedError": "invalid_kaspa_x402_payload"
}