Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCTlc7HuKcsBkQ2t4hgXziKXh0pFENDYS6crlZJgeY6FhR+2rc/InKyd5fZ… (1,748 chars)"
  }
}