Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB88NnZOaFFJe/WBtzHcqY/VOh0W4kEzQbj2i/pSCRvgVg2Ie7x7sVaszuY… (1,748 chars)"
  }
}