{"x402Version": 2, "resources": [{"resource": "https://agentcard.hergertsynthora.com/service", "accepts": [{"scheme": "exact", "network": "eip155:8453", "maxAmountRequired": "10000", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "payTo": "0x10800a5a5B9d72251566EC651E862A8b4B427dE0", "resource": "https://agentcard.hergertsynthora.com/service", "description": "Agent Card Validator (A2A): given an Agent Card URL or JSON, deterministically validates it against the A2A spec \u2014 required fields, skill schemas, endpoint reachability, security schemes, provider transparency \u2014 returning a compatibility_score, schema_errors and warnings. The trust layer for the agent economy. Deterministic, Ed25519-signed. $0.01 USDC via x402 on Base. SYNTHORA.", "mimeType": "application/json", "maxTimeoutSeconds": 300, "extra": {"name": "USD Coin", "version": "2"}}]}]}