Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBFHTZ7YRG0NSPRQfGwsudLN6i0ndHip0Shb0+bEXewD0rsqcOW3BirqJk/… (1,748 chars)"
  }
}