Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAYDFgFgEft7U4wyED0x7bYF8xKLPPe0Fv/Dl0ppZu7/z7sEXpYySYE4zeb… (844 chars)"
  }
}