Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCLwmML/NGJd3BYHLABkMv0kTeuEKYMu2xngxGC8p2q1GdDYqeHEEXqtboB… (844 chars)"
  }
}