Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAN1/lrGt97j18j+g2T7PenKYU19A8WyQ0t3rE+OUZz/wkZTVjyWM2kK0kh… (1,748 chars)"
  }
}