Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCjEC+h7UqZLLpq97bBHkZAsilLtAKbbK3fnC1cDvgV5xHcJlJ+EOGFC9o2… (1,748 chars)"
  }
}