Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCG9Nps663P8LBKHyoTjid5lQ2WO2/1/RLpYfbUR1ns5Sw71LwGHo9lzifg… (1,748 chars)"
  }
}