Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBetaTbThVhR3b0EAfYpWLhWXXoC1y3iImRXkr/aVJgHhxjLquFeGRv3QHJ… (1,748 chars)"
  }
}