Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHVUZfcM5uKg6A6hD5EdGNOWWBfjhqRQj6pTtCo3NzYdwS7lu4b6NXQhpXZ… (844 chars)"
  }
}