Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQJFtqehLc2iAkEbP1onDI/4b2tr3mMRBUFq0WZVEz9cU10fDQSG24KjwJdr… (1,748 chars)"
  }
}