Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDdK46sHON7Idy+LXIRbkfejO0W2xKh2TAZ5YmHfQV57GxoL5oOFJTSu8ug… (844 chars)"
  }
}