Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE8QrJIPpdBF6LFK9PfgYkJMHzQGHlZyNjYMQZBN4sP6S5iQyM3EzrVzNnl… (844 chars)"
  }
}