Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAOW51W3TgleAQ/Y4ZAeiagbS6ER7rv5ubf4Zj2CQD+a1QKCFF4dOzxJWAQ… (1,748 chars)"
  }
}