Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQADhDE0+J3f9EcuKsHVdYbmV3vefBOUdpMNuESIM5y81Uuq26GRflCGtJxa… (1,748 chars)"
  }
}