Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBMZpJOnJjRbcoK9jwDtsr+pUJZ33NvUAYQCuV06nk3Mm1z1x0XOpHZn6gx… (1,748 chars)"
  }
}