{
  "x402Version": 2,
  "id": 2500,
  "slug": "2500",
  "resource": "https://chain-analyzer.com/api/v1/x402/presign/check",
  "description": "Sign-time risk verdict for a destination or spender before value moves. Registry + ScamDB lookups plus at most one RPC call (approve spender code check), so it answers in milliseconds instead of running a full scan. Same verdict as the subscription REST API.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xe8e26183736D796d401Df30810207465fa708959",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "100000",
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "4eXmvApCcE8wiEWRjoDAfN5Jpdi2UFKTJ9irswV9dkX2",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "100000",
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "bazaar": {
      "category": "data",
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "chain": "ethereum",
            "to": "0x0000db5c8b030ae20308ac975898e09741e70000"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "chain": "ethereum",
            "confidence": 0.95,
            "level": "critical",
            "reasons": [
              "Known drainer address (ScamDB)"
            ],
            "score": 95,
            "signals": {
              "scamdb": true
            },
            "to": "0x0000db5c8b030ae20308ac975898e09741e70000",
            "verdict": "danger"
          },
          "type": "json"
        }
      },
      "schema": {
        "properties": {
          "input": {
            "properties": {
              "queryParams": {
                "properties": {},
                "type": "object"
              }
            }
          },
          "output": {
            "properties": {
              "example": {}
            }
          }
        }
      },
      "tags": [
        "presign",
        "screening",
        "wallet",
        "approve",
        "aml"
      ]
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "chain-analyzer.com",
  "lastUpdated": "2026-09-18T17:16:25.783Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-18T17:16:24.627Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "chain-analyzer.com",
    "manifest_name": "chain-analyzer.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}