Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE4uOgzW2B6cLWJ2e+txYC4vgrk74ugavRBgFXtbJTIgAXMJh3FTJcT/c3o… (844 chars)"
  }
}