Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDjkNn37bPvskwyG8ZGdU8bgkSNHWeMvRXzI2V5vEE0amRQ6cTUl/pLu3BE… (1,748 chars)"
  }
}