Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHsbw39pfVAP2Q5WOPJWZIl3PYX7iQnFGFeyLOFKgYkbRrW6zdP7Mn2FbpI… (844 chars)"
  }
}