Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG6MTELPnKuqVUGMxSj3+bSO2M23cJ1YanUgpviU/oK7Vc7UqsHTDXb1GYx… (844 chars)"
  }
}