Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAkP5+eFfc3NotekWV3yQrBX3uiyHLI9oIB9/jbAJfFEhAvq4ZbNUo9yNoe… (1,748 chars)"
  }
}