{
 "host": "a2a-registry.ai",
 "surface": "1.0.0",
 "as_of": "2026-09-20",
 "status": "ok",
 "hub": "https://a2a-cosmetics.ai",
 "door": "https://mcp.a2a-cosmetics.ai/mcp",
 "issuer": "see /x402/health.json on this host for the key state"
}