Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAEvGV5YhP4nKHqmgXmjLnXY9GZzbRg++0bYYOfGFzk81ofGyELDRoH4pf/… (1,748 chars)"
  }
}