Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAQ9QZRTtcEmxJ/rXJAzs6R43T5bgEVJUFTYtAS8Yn02kPJHuaN1OFRAO2/… (1,748 chars)"
  }
}