Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBB7/qP3Vhriag0QOzis85vVlPoFmXTngzSL7IE+mJcgGGR7lrKyJRfoyh+… (1,748 chars)"
  }
}