Static conformance lint of an x402 v2 402 challenge and/or a signed paymentPayload: version, resource URL/description cliff, accepts scheme/network/asset/atomic-amount/timeout/payTo, EIP-712 token metadata, bazaar extension shape, PAYMENT-REQUIRED header decodability, header-version mismatch, and payload authorization/nonce/expiry. Returns a signed conformant verdict with an exact remediation per failure. No network fetch.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0x8AfB...0Bc6 |