Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAnRj3lgtmPxdECCZkBCV8iLPUs/w9iZrF6BEkUYa7C026nEVxOEpI+Kcbr… (844 chars)"
  }
}