{
  "type": "x402-observation",
  "version": 0,
  "id": "obs_2026-09-28_000164",
  "observer": {
    "id": "did:web:vet402.com#obs-key-2026-09",
    "address": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "sequence": 164
  },
  "issuedAt": 1790596527,
  "verdict": {
    "code": "NOT_DELIVERED",
    "reason": "Payment settled; the seller answered HTTP 500.",
    "recheck": null,
    "checks": {
      "paymentSettled": true,
      "httpStatus": 500,
      "bodyNonEmpty": true,
      "declaredFormatMatched": true,
      "sellerReceiptValid": null,
      "responseHashMatchesSeller": null
    }
  },
  "resourceUrl": "https://api.xona-agent.com/token/pumpfun-trending",
  "payment": {
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "scheme": "x402-exact",
    "transaction": "snofPqfZEQ4NyfDepxepVUoYbfBujeq5C6uuK2xQFE38EYzk6yKkvEwvZKUa3cBjniN8QXQAdRZwjWWuQ9m4f8a",
    "payer": "9VaAPD1CPE4i8pquaRwE7LvZXMmvGdgffD4Q8xJgaQRu",
    "payTo": "9VaDVp1Wb78G4Wm6VuTiMrpESjrUymXefQTHcJGRSTEA",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "100000",
    "decimals": 6,
    "assetSymbol": "USDC",
    "settledAt": null
  },
  "request": {
    "method": "GET",
    "url_hash": "0x14ee853f87e5ed09fc247e193e71b06e429c040b326dd2bb6a75569d3f62d21d",
    "params_hash": "0x1e8451aebaeffa0fcbf986a56a4d3e818e73f7d6b180142fa2af6a23e026d3f2",
    "params_salted": true,
    "ts": null
  },
  "response": {
    "status": 500,
    "responseHash": null,
    "responseHashAlg": null,
    "responseHashEncoding": null,
    "responseHashNote": "hash not recorded (this purchase predates receipts)",
    "contentType": "application/json; charset=utf-8",
    "bytes": null,
    "receivedAt": "2026-09-28T08:28:56.730Z",
    "latencyMs": null
  },
  "offer": null,
  "sellerReceipt": null,
  "scope": {
    "proves": [
      "observer-signed-at-time",
      "payment-on-chain",
      "response-status-at-time",
      "existed-by-anchor-time"
    ],
    "doesNotProve": [
      "content-correctness",
      "seller-trustworthiness",
      "seller-availability-now",
      "refund-entitlement"
    ],
    "vantage": "Seen from vet402's network only.",
    "text": "Proves vet402 paid and what HTTP status came back at this time. Does not prove the content is correct."
  },
  "notRecorded": [
    "request.ts: only the time after the response was recorded",
    "response.bytes",
    "response.latencyMs",
    "payment.settledAt",
    "response.responseHash: hash not recorded (this purchase predates receipts)"
  ],
  "source": {
    "dataset": "solana-census-2026-09-28",
    "row": "rows[129]"
  },
  "contact": "https://vet402.com/",
  "anchor": {
    "status": "anchored",
    "day": "2026-09-28",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "tx": "JqhzBqMSuL9ZrZz511fCgqcvU7Sjzhs7ccdbpqtdgUUUV7G1iBAuc4my5hReEkbyr6qk9vB3uMqB13cbpVzNeb2",
    "root": "0xc537015303c55d6f07a1b8262914fa972b6f1cea2d472c05f8cfd1bbb92856a6",
    "leafIndex": 163,
    "proof": [
      "0xfd48faabd8018ed19d1c84cec457bd9b763fafa1e77a8d59afd2266d2bf44bd2",
      "0x3732ed149f02ad5e92979f80837255ea5dda0fce07c1da6f3ff00fb95934ab5e",
      "0xaab38403b71dcfdfc21aca8a7e1f62311024d4ce469925d05e0771aafe57d533",
      "0xe550e00909206363eac3c91215048c60f499eda7eb8caba7b4ae3cfcce501a0f",
      "0x123e4d54764f4fbd231a0d1647476a745f36055d7af7e4d0cb9991dd90033434"
    ],
    "count": 165,
    "sequenceRange": [
      1,
      165
    ],
    "observerAddress": "0x6232335B5264f7aa62a51f8ACc4676D22511Ff3C",
    "anchoredAt": "2026-09-29T08:01:18.000Z"
  },
  "corrections": [],
  "signature": {
    "format": "eip712",
    "signature": "0x69543f000dd043d3f0d78ebefe532019162a83acbb3bb211826db2631afbe766005b9ea27e1f00dedaef6867e9969b2c0743a9b527eae765a33b606b6d7e4f391b"
  }
}