{
  "status": "preview",
  "deliveryModes": {
    "poll": "implemented-preview",
    "a2a_push": "planned",
    "websub": "planned",
    "activitypub": "research"
  },
  "topics": [
    "production-ready",
    "signed-receipts",
    "offline-verifier",
    "x402",
    "mpp",
    "sdk",
    "security",
    "pricing",
    "breaking-changes"
  ],
  "subscriptionContract": "/schemas/agent-subscription-request.v1.json",
  "publicUpdates": "/updates.json",
  "atom": "/updates.atom.xml"
}