Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTeOO1Sk6wxX4jUMJ+tB9y6K92EtEm13ioPt/DctMpWmd6PNwYkFzIizVG… (1,748 chars)"
  }
}