Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQLKOD0Gx5BnPCjZq+Q8+z7f5f/rwhGHHowrOuVSoW5y3iBjoxu8UdCrSLO9… (1,748 chars)"
  }
}