Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAgJqwSfBQX4LmNb8fDYP7oh7AL1pPnjP6TCtguqBx4Yl5Tfcq/59mERMp+… (1,748 chars)"
  }
}