{"x402Version": 2, "resources": [{"resource": "https://ibancheck.hergertsynthora.com/service", "accepts": [{"scheme": "exact", "network": "eip155:8453", "maxAmountRequired": "1000", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "payTo": "0x10800a5a5B9d72251566EC651E862A8b4B427dE0", "resource": "https://ibancheck.hergertsynthora.com/service", "description": "Validate any IBAN deterministically: ISO 13616 mod-97 checksum, country + length registry check, BBAN and bank-code extraction. Zero external deps, no hallucination. Ed25519-signed. First 3 calls FREE per wallet (X-WALLET).", "mimeType": "application/json", "maxTimeoutSeconds": 300, "extra": {"name": "USD Coin", "version": "2"}}]}]}