Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCVQNYBU5Pl510YU9lkcCk9HnGxoTw0a8qPcN7wVHy3tzuiqfEoQQ22804J… (1,748 chars)"
  }
}