Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA+MWyRrZTF/K+9DcgkFaZpAJ4t7HsgmHfWBlkWE4WHYl3R1fcq8HFuJoB3… (1,748 chars)"
  }
}