Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHBWUqX27e1ry8bOJyb8HW/2p5aFHc5a1bqK4/ZjMUhFWe87b/ySjtgECXu… (844 chars)"
  }
}