Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFN3mr6/InnZscsZfJDTkj8mUfSK7KeSsmHpgjHAKYRr1vPZl0cA2Zanjfm… (1,748 chars)"
  }
}