Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD/NI2OrnUiEu57uvmfCbvuoT7+7+FMztLPHwjpptBMy3Ar9G3/VQsX3ZWg… (1,748 chars)"
  }
}